Home / 25,545.53-35,251.88-14,215.46

Finding the Fourth Proportional to 25,545.53, 35,251.88 and 14,215.46

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Solution

The fourth proportional to 25,545.53, 35,251.88 and 14,215.46 is: 19,616.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,545.53 : 35,251.88 = 14,215.46 : x
  2. Step 2: Convert to fraction form
    25,545.53/35,251.88 = 14,215.46/x
  3. Step 3: Cross multiply
    25,545.53x = 35,251.88 × 14,215.46
  4. Step 4: Simplify right side
    25,545.53x = 501,121,442.73
  5. Step 5: Solve for x
    x = 501,121,442.73/25,545.53
  6. Step 6: Final answer
    x = 19,616.79

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1.5x scale

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.