Home / 52,532.15-78,810.67-15,091.31

Finding the Fourth Proportional to 52,532.15, 78,810.67 and 15,091.31

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Solution

The fourth proportional to 52,532.15, 78,810.67 and 15,091.31 is: 22,640.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,532.15 : 78,810.67 = 15,091.31 : x
  2. Step 2: Convert to fraction form
    52,532.15/78,810.67 = 15,091.31/x
  3. Step 3: Cross multiply
    52,532.15x = 78,810.67 × 15,091.31
  4. Step 4: Simplify right side
    52,532.15x = 1,189,356,468.17
  5. Step 5: Solve for x
    x = 1,189,356,468.17/52,532.15
  6. Step 6: Final answer
    x = 22,640.55

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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.