Home / 32,121.47-48,154.52-15,458.57

Finding the Fourth Proportional to 32,121.47, 48,154.52 and 15,458.57

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Solution

The fourth proportional to 32,121.47, 48,154.52 and 15,458.57 is: 23,174.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,121.47 : 48,154.52 = 15,458.57 : x
  2. Step 2: Convert to fraction form
    32,121.47/48,154.52 = 15,458.57/x
  3. Step 3: Cross multiply
    32,121.47x = 48,154.52 × 15,458.57
  4. Step 4: Simplify right side
    32,121.47x = 744,399,700.17
  5. Step 5: Solve for x
    x = 744,399,700.17/32,121.47
  6. Step 6: Final answer
    x = 23,174.53

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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.