Home / 32,829.20-49,239.69-9,138.52

Finding the Fourth Proportional to 32,829.20, 49,239.69 and 9,138.52

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Solution

The fourth proportional to 32,829.20, 49,239.69 and 9,138.52 is: 13,706.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,829.20 : 49,239.69 = 9,138.52 : x
  2. Step 2: Convert to fraction form
    32,829.20/49,239.69 = 9,138.52/x
  3. Step 3: Cross multiply
    32,829.20x = 49,239.69 × 9,138.52
  4. Step 4: Simplify right side
    32,829.20x = 449,977,891.86
  5. Step 5: Solve for x
    x = 449,977,891.86/32,829.20
  6. Step 6: Final answer
    x = 13,706.64

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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.