Home / 21,433.98-32,150.97-11,577.90

Finding the Fourth Proportional to 21,433.98, 32,150.97 and 11,577.90

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Solution

The fourth proportional to 21,433.98, 32,150.97 and 11,577.90 is: 17,366.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,433.98 : 32,150.97 = 11,577.90 : x
  2. Step 2: Convert to fraction form
    21,433.98/32,150.97 = 11,577.90/x
  3. Step 3: Cross multiply
    21,433.98x = 32,150.97 × 11,577.90
  4. Step 4: Simplify right side
    21,433.98x = 372,240,715.56
  5. Step 5: Solve for x
    x = 372,240,715.56/21,433.98
  6. Step 6: Final answer
    x = 17,366.85

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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.