Home / 29,731.92-44,592.84-13,938.72

Finding the Fourth Proportional to 29,731.92, 44,592.84 and 13,938.72

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Solution

The fourth proportional to 29,731.92, 44,592.84 and 13,938.72 is: 20,905.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,731.92 : 44,592.84 = 13,938.72 : x
  2. Step 2: Convert to fraction form
    29,731.92/44,592.84 = 13,938.72/x
  3. Step 3: Cross multiply
    29,731.92x = 44,592.84 × 13,938.72
  4. Step 4: Simplify right side
    29,731.92x = 621,567,110.76
  5. Step 5: Solve for x
    x = 621,567,110.76/29,731.92
  6. Step 6: Final answer
    x = 20,905.72

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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.