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Finding the Fourth Proportional to 29,724.95, 44,601.95 and 13,082.90

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Solution

The fourth proportional to 29,724.95, 44,601.95 and 13,082.90 is: 19,630.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,724.95 : 44,601.95 = 13,082.90 : x
  2. Step 2: Convert to fraction form
    29,724.95/44,601.95 = 13,082.90/x
  3. Step 3: Cross multiply
    29,724.95x = 44,601.95 × 13,082.90
  4. Step 4: Simplify right side
    29,724.95x = 583,522,661.35
  5. Step 5: Solve for x
    x = 583,522,661.35/29,724.95
  6. Step 6: Final answer
    x = 19,630.73

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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.