Home / 16,909.47-25,334.11-14,419.02

Finding the Fourth Proportional to 16,909.47, 25,334.11 and 14,419.02

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Solution

The fourth proportional to 16,909.47, 25,334.11 and 14,419.02 is: 21,602.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909.47 : 25,334.11 = 14,419.02 : x
  2. Step 2: Convert to fraction form
    16,909.47/25,334.11 = 14,419.02/x
  3. Step 3: Cross multiply
    16,909.47x = 25,334.11 × 14,419.02
  4. Step 4: Simplify right side
    16,909.47x = 365,293,151.80
  5. Step 5: Solve for x
    x = 365,293,151.80/16,909.47
  6. Step 6: Final answer
    x = 21,602.87

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1.5x scale

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.