Home / 52,397.16-78,600.86-15,471.72

Finding the Fourth Proportional to 52,397.16, 78,600.86 and 15,471.72

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Solution

The fourth proportional to 52,397.16, 78,600.86 and 15,471.72 is: 23,209.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,397.16 : 78,600.86 = 15,471.72 : x
  2. Step 2: Convert to fraction form
    52,397.16/78,600.86 = 15,471.72/x
  3. Step 3: Cross multiply
    52,397.16x = 78,600.86 × 15,471.72
  4. Step 4: Simplify right side
    52,397.16x = 1,216,090,497.68
  5. Step 5: Solve for x
    x = 1,216,090,497.68/52,397.16
  6. Step 6: Final answer
    x = 23,209.09

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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.