Home / 24,145.40-36,218.10-19,998.20

Finding the Fourth Proportional to 24,145.40, 36,218.10 and 19,998.20

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Solution

The fourth proportional to 24,145.40, 36,218.10 and 19,998.20 is: 29,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,145.40 : 36,218.10 = 19,998.20 : x
  2. Step 2: Convert to fraction form
    24,145.40/36,218.10 = 19,998.20/x
  3. Step 3: Cross multiply
    24,145.40x = 36,218.10 × 19,998.20
  4. Step 4: Simplify right side
    24,145.40x = 724,296,807.42
  5. Step 5: Solve for x
    x = 724,296,807.42/24,145.40
  6. Step 6: Final answer
    x = 29,997.30

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.