Home / 29,555.56-44,367.90-18,487.72

Finding the Fourth Proportional to 29,555.56, 44,367.90 and 18,487.72

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Solution

The fourth proportional to 29,555.56, 44,367.90 and 18,487.72 is: 27,753.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,555.56 : 44,367.90 = 18,487.72 : x
  2. Step 2: Convert to fraction form
    29,555.56/44,367.90 = 18,487.72/x
  3. Step 3: Cross multiply
    29,555.56x = 44,367.90 × 18,487.72
  4. Step 4: Simplify right side
    29,555.56x = 820,261,312.19
  5. Step 5: Solve for x
    x = 820,261,312.19/29,555.56
  6. Step 6: Final answer
    x = 27,753.20

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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.