Home / 43,149.11-64,739.18-15,073.29

Finding the Fourth Proportional to 43,149.11, 64,739.18 and 15,073.29

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Solution

The fourth proportional to 43,149.11, 64,739.18 and 15,073.29 is: 22,615.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,149.11 : 64,739.18 = 15,073.29 : x
  2. Step 2: Convert to fraction form
    43,149.11/64,739.18 = 15,073.29/x
  3. Step 3: Cross multiply
    43,149.11x = 64,739.18 × 15,073.29
  4. Step 4: Simplify right side
    43,149.11x = 975,832,472.19
  5. Step 5: Solve for x
    x = 975,832,472.19/43,149.11
  6. Step 6: Final answer
    x = 22,615.36

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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.