Home / 54,553.46-75,286.68-31,905.71

Finding the Fourth Proportional to 54,553.46, 75,286.68 and 31,905.71

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Solution

The fourth proportional to 54,553.46, 75,286.68 and 31,905.71 is: 44,031.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,553.46 : 75,286.68 = 31,905.71 : x
  2. Step 2: Convert to fraction form
    54,553.46/75,286.68 = 31,905.71/x
  3. Step 3: Cross multiply
    54,553.46x = 75,286.68 × 31,905.71
  4. Step 4: Simplify right side
    54,553.46x = 2,402,074,915.93
  5. Step 5: Solve for x
    x = 2,402,074,915.93/54,553.46
  6. Step 6: Final answer
    x = 44,031.58

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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.