Home / 32,829.92-49,240.56-9,139.04

Finding the Fourth Proportional to 32,829.92, 49,240.56 and 9,139.04

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Solution

The fourth proportional to 32,829.92, 49,240.56 and 9,139.04 is: 13,707.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,829.92 : 49,240.56 = 9,139.04 : x
  2. Step 2: Convert to fraction form
    32,829.92/49,240.56 = 9,139.04/x
  3. Step 3: Cross multiply
    32,829.92x = 49,240.56 × 9,139.04
  4. Step 4: Simplify right side
    32,829.92x = 450,011,447.46
  5. Step 5: Solve for x
    x = 450,011,447.46/32,829.92
  6. Step 6: Final answer
    x = 13,707.36

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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.