Home / 39,748.79-54,850.74-22,753.16

Finding the Fourth Proportional to 39,748.79, 54,850.74 and 22,753.16

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Solution

The fourth proportional to 39,748.79, 54,850.74 and 22,753.16 is: 31,397.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,748.79 : 54,850.74 = 22,753.16 : x
  2. Step 2: Convert to fraction form
    39,748.79/54,850.74 = 22,753.16/x
  3. Step 3: Cross multiply
    39,748.79x = 54,850.74 × 22,753.16
  4. Step 4: Simplify right side
    39,748.79x = 1,248,027,663.34
  5. Step 5: Solve for x
    x = 1,248,027,663.34/39,748.79
  6. Step 6: Final answer
    x = 31,397.88

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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.