Home / 45,330.28-67,995.42-14,165.80

Finding the Fourth Proportional to 45,330.28, 67,995.42 and 14,165.80

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Solution

The fourth proportional to 45,330.28, 67,995.42 and 14,165.80 is: 21,248.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,330.28 : 67,995.42 = 14,165.80 : x
  2. Step 2: Convert to fraction form
    45,330.28/67,995.42 = 14,165.80/x
  3. Step 3: Cross multiply
    45,330.28x = 67,995.42 × 14,165.80
  4. Step 4: Simplify right side
    45,330.28x = 963,209,520.64
  5. Step 5: Solve for x
    x = 963,209,520.64/45,330.28
  6. Step 6: Final answer
    x = 21,248.70

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Similar ratio
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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.