Home / 52,516.86-78,785.76-15,077.24

Finding the Fourth Proportional to 52,516.86, 78,785.76 and 15,077.24

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Solution

The fourth proportional to 52,516.86, 78,785.76 and 15,077.24 is: 22,618.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,516.86 : 78,785.76 = 15,077.24 : x
  2. Step 2: Convert to fraction form
    52,516.86/78,785.76 = 15,077.24/x
  3. Step 3: Cross multiply
    52,516.86x = 78,785.76 × 15,077.24
  4. Step 4: Simplify right side
    52,516.86x = 1,187,871,770.16
  5. Step 5: Solve for x
    x = 1,187,871,770.16/52,516.86
  6. Step 6: Final answer
    x = 22,618.87

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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.