Home / 51,888.17-71,592.47-31,737.70

Finding the Fourth Proportional to 51,888.17, 71,592.47 and 31,737.70

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Solution

The fourth proportional to 51,888.17, 71,592.47 and 31,737.70 is: 43,789.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,888.17 : 71,592.47 = 31,737.70 : x
  2. Step 2: Convert to fraction form
    51,888.17/71,592.47 = 31,737.70/x
  3. Step 3: Cross multiply
    51,888.17x = 71,592.47 × 31,737.70
  4. Step 4: Simplify right side
    51,888.17x = 2,272,180,228.21
  5. Step 5: Solve for x
    x = 2,272,180,228.21/51,888.17
  6. Step 6: Final answer
    x = 43,789.95

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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.