Home / 45,397.28-68,104.56-14,224.16

Finding the Fourth Proportional to 45,397.28, 68,104.56 and 14,224.16

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Solution

The fourth proportional to 45,397.28, 68,104.56 and 14,224.16 is: 21,338.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,397.28 : 68,104.56 = 14,224.16 : x
  2. Step 2: Convert to fraction form
    45,397.28/68,104.56 = 14,224.16/x
  3. Step 3: Cross multiply
    45,397.28x = 68,104.56 × 14,224.16
  4. Step 4: Simplify right side
    45,397.28x = 968,730,158.17
  5. Step 5: Solve for x
    x = 968,730,158.17/45,397.28
  6. Step 6: Final answer
    x = 21,338.95

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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.