Home / 51,562.68-77,344.05-14,123.07

Finding the Fourth Proportional to 51,562.68, 77,344.05 and 14,123.07

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Solution

The fourth proportional to 51,562.68, 77,344.05 and 14,123.07 is: 21,184.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,562.68 : 77,344.05 = 14,123.07 : x
  2. Step 2: Convert to fraction form
    51,562.68/77,344.05 = 14,123.07/x
  3. Step 3: Cross multiply
    51,562.68x = 77,344.05 × 14,123.07
  4. Step 4: Simplify right side
    51,562.68x = 1,092,335,432.23
  5. Step 5: Solve for x
    x = 1,092,335,432.23/51,562.68
  6. Step 6: Final answer
    x = 21,184.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.