Home / 52,151.80-78,233.16-14,711.57

Finding the Fourth Proportional to 52,151.80, 78,233.16 and 14,711.57

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Solution

The fourth proportional to 52,151.80, 78,233.16 and 14,711.57 is: 22,068.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,151.80 : 78,233.16 = 14,711.57 : x
  2. Step 2: Convert to fraction form
    52,151.80/78,233.16 = 14,711.57/x
  3. Step 3: Cross multiply
    52,151.80x = 78,233.16 × 14,711.57
  4. Step 4: Simplify right side
    52,151.80x = 1,150,932,609.66
  5. Step 5: Solve for x
    x = 1,150,932,609.66/52,151.80
  6. Step 6: Final answer
    x = 22,068.90

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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.