Home / 25,148.50-34,720.14-16,657.85

Finding the Fourth Proportional to 25,148.50, 34,720.14 and 16,657.85

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Solution

The fourth proportional to 25,148.50, 34,720.14 and 16,657.85 is: 22,997.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,148.50 : 34,720.14 = 16,657.85 : x
  2. Step 2: Convert to fraction form
    25,148.50/34,720.14 = 16,657.85/x
  3. Step 3: Cross multiply
    25,148.50x = 34,720.14 × 16,657.85
  4. Step 4: Simplify right side
    25,148.50x = 578,363,033.37
  5. Step 5: Solve for x
    x = 578,363,033.37/25,148.50
  6. Step 6: Final answer
    x = 22,997.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.