Home / 25,998.10-39,000.38-8,463.22

Finding the Fourth Proportional to 25,998.10, 39,000.38 and 8,463.22

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Solution

The fourth proportional to 25,998.10, 39,000.38 and 8,463.22 is: 12,695.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,998.10 : 39,000.38 = 8,463.22 : x
  2. Step 2: Convert to fraction form
    25,998.10/39,000.38 = 8,463.22/x
  3. Step 3: Cross multiply
    25,998.10x = 39,000.38 × 8,463.22
  4. Step 4: Simplify right side
    25,998.10x = 330,068,796.02
  5. Step 5: Solve for x
    x = 330,068,796.02/25,998.10
  6. Step 6: Final answer
    x = 12,695.88

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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.