Home / 52,257.32-78,406.76-16,724.13

Finding the Fourth Proportional to 52,257.32, 78,406.76 and 16,724.13

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Solution

The fourth proportional to 52,257.32, 78,406.76 and 16,724.13 is: 25,092.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,257.32 : 78,406.76 = 16,724.13 : x
  2. Step 2: Convert to fraction form
    52,257.32/78,406.76 = 16,724.13/x
  3. Step 3: Cross multiply
    52,257.32x = 78,406.76 × 16,724.13
  4. Step 4: Simplify right side
    52,257.32x = 1,311,284,847.12
  5. Step 5: Solve for x
    x = 1,311,284,847.12/52,257.32
  6. Step 6: Final answer
    x = 25,092.85

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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.