Home / 43,731.28-65,592.06-15,650.20

Finding the Fourth Proportional to 43,731.28, 65,592.06 and 15,650.20

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Solution

The fourth proportional to 43,731.28, 65,592.06 and 15,650.20 is: 23,473.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,731.28 : 65,592.06 = 15,650.20 : x
  2. Step 2: Convert to fraction form
    43,731.28/65,592.06 = 15,650.20/x
  3. Step 3: Cross multiply
    43,731.28x = 65,592.06 × 15,650.20
  4. Step 4: Simplify right side
    43,731.28x = 1,026,528,857.41
  5. Step 5: Solve for x
    x = 1,026,528,857.41/43,731.28
  6. Step 6: Final answer
    x = 23,473.56

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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.