Home / 51,938.11-71,663.02-31,793.41

Finding the Fourth Proportional to 51,938.11, 71,663.02 and 31,793.41

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Solution

The fourth proportional to 51,938.11, 71,663.02 and 31,793.41 is: 43,867.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,938.11 : 71,663.02 = 31,793.41 : x
  2. Step 2: Convert to fraction form
    51,938.11/71,663.02 = 31,793.41/x
  3. Step 3: Cross multiply
    51,938.11x = 71,663.02 × 31,793.41
  4. Step 4: Simplify right side
    51,938.11x = 2,278,411,776.70
  5. Step 5: Solve for x
    x = 2,278,411,776.70/51,938.11
  6. Step 6: Final answer
    x = 43,867.82

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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.