Home / 25,517.52-35,217.09-14,188.14

Finding the Fourth Proportional to 25,517.52, 35,217.09 and 14,188.14

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Solution

The fourth proportional to 25,517.52, 35,217.09 and 14,188.14 is: 19,581.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,517.52 : 35,217.09 = 14,188.14 : x
  2. Step 2: Convert to fraction form
    25,517.52/35,217.09 = 14,188.14/x
  3. Step 3: Cross multiply
    25,517.52x = 35,217.09 × 14,188.14
  4. Step 4: Simplify right side
    25,517.52x = 499,665,003.31
  5. Step 5: Solve for x
    x = 499,665,003.31/25,517.52
  6. Step 6: Final answer
    x = 19,581.25

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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.