Home / 16,316.28-22,517.28-9,941.76

Finding the Fourth Proportional to 16,316.28, 22,517.28 and 9,941.76

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Solution

The fourth proportional to 16,316.28, 22,517.28 and 9,941.76 is: 13,720.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,316.28 : 22,517.28 = 9,941.76 : x
  2. Step 2: Convert to fraction form
    16,316.28/22,517.28 = 9,941.76/x
  3. Step 3: Cross multiply
    16,316.28x = 22,517.28 × 9,941.76
  4. Step 4: Simplify right side
    16,316.28x = 223,861,393.61
  5. Step 5: Solve for x
    x = 223,861,393.61/16,316.28
  6. Step 6: Final answer
    x = 13,720.12

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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.