Home / 15,429.29-23,143.93-4,337.09

Finding the Fourth Proportional to 15,429.29, 23,143.93 and 4,337.09

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Solution

The fourth proportional to 15,429.29, 23,143.93 and 4,337.09 is: 6,505.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,429.29 : 23,143.93 = 4,337.09 : x
  2. Step 2: Convert to fraction form
    15,429.29/23,143.93 = 4,337.09/x
  3. Step 3: Cross multiply
    15,429.29x = 23,143.93 × 4,337.09
  4. Step 4: Simplify right side
    15,429.29x = 100,377,397.78
  5. Step 5: Solve for x
    x = 100,377,397.78/15,429.29
  6. Step 6: Final answer
    x = 6,505.64

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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.