Home / 15,593.43-21,511.44-11,337.90

Finding the Fourth Proportional to 15,593.43, 21,511.44 and 11,337.90

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Solution

The fourth proportional to 15,593.43, 21,511.44 and 11,337.90 is: 15,640.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,593.43 : 21,511.44 = 11,337.90 : x
  2. Step 2: Convert to fraction form
    15,593.43/21,511.44 = 11,337.90/x
  3. Step 3: Cross multiply
    15,593.43x = 21,511.44 × 11,337.90
  4. Step 4: Simplify right side
    15,593.43x = 243,894,555.58
  5. Step 5: Solve for x
    x = 243,894,555.58/15,593.43
  6. Step 6: Final answer
    x = 15,640.85

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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.