Home / 38,519.52-57,753.68-13,892.32

Finding the Fourth Proportional to 38,519.52, 57,753.68 and 13,892.32

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Solution

The fourth proportional to 38,519.52, 57,753.68 and 13,892.32 is: 20,829.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,519.52 : 57,753.68 = 13,892.32 : x
  2. Step 2: Convert to fraction form
    38,519.52/57,753.68 = 13,892.32/x
  3. Step 3: Cross multiply
    38,519.52x = 57,753.68 × 13,892.32
  4. Step 4: Simplify right side
    38,519.52x = 802,332,603.74
  5. Step 5: Solve for x
    x = 802,332,603.74/38,519.52
  6. Step 6: Final answer
    x = 20,829.25

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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.