Home / 21,591.28-32,382.06-14,092.48

Finding the Fourth Proportional to 21,591.28, 32,382.06 and 14,092.48

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Solution

The fourth proportional to 21,591.28, 32,382.06 and 14,092.48 is: 21,135.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,591.28 : 32,382.06 = 14,092.48 : x
  2. Step 2: Convert to fraction form
    21,591.28/32,382.06 = 14,092.48/x
  3. Step 3: Cross multiply
    21,591.28x = 32,382.06 × 14,092.48
  4. Step 4: Simplify right side
    21,591.28x = 456,343,532.91
  5. Step 5: Solve for x
    x = 456,343,532.91/21,591.28
  6. Step 6: Final answer
    x = 21,135.55

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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.