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Finding the Fourth Proportional to 29,592.56, 44,389.22 and 9,871.20

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Solution

The fourth proportional to 29,592.56, 44,389.22 and 9,871.20 is: 14,806.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,592.56 : 44,389.22 = 9,871.20 : x
  2. Step 2: Convert to fraction form
    29,592.56/44,389.22 = 9,871.20/x
  3. Step 3: Cross multiply
    29,592.56x = 44,389.22 × 9,871.20
  4. Step 4: Simplify right side
    29,592.56x = 438,174,868.46
  5. Step 5: Solve for x
    x = 438,174,868.46/29,592.56
  6. Step 6: Final answer
    x = 14,806.93

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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.