Home / 17,685.99-24,403.41-10,518.30

Finding the Fourth Proportional to 17,685.99, 24,403.41 and 10,518.30

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Solution

The fourth proportional to 17,685.99, 24,403.41 and 10,518.30 is: 14,513.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,685.99 : 24,403.41 = 10,518.30 : x
  2. Step 2: Convert to fraction form
    17,685.99/24,403.41 = 10,518.30/x
  3. Step 3: Cross multiply
    17,685.99x = 24,403.41 × 10,518.30
  4. Step 4: Simplify right side
    17,685.99x = 256,682,387.40
  5. Step 5: Solve for x
    x = 256,682,387.40/17,685.99
  6. Step 6: Final answer
    x = 14,513.32

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.