Home / 45,419.94-62,614.56-31,949.39

Finding the Fourth Proportional to 45,419.94, 62,614.56 and 31,949.39

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Solution

The fourth proportional to 45,419.94, 62,614.56 and 31,949.39 is: 44,044.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,419.94 : 62,614.56 = 31,949.39 : x
  2. Step 2: Convert to fraction form
    45,419.94/62,614.56 = 31,949.39/x
  3. Step 3: Cross multiply
    45,419.94x = 62,614.56 × 31,949.39
  4. Step 4: Simplify right side
    45,419.94x = 2,000,496,997.12
  5. Step 5: Solve for x
    x = 2,000,496,997.12/45,419.94
  6. Step 6: Final answer
    x = 44,044.47

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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.