Home / 32,812.22-45,265.11-21,476.73

Finding the Fourth Proportional to 32,812.22, 45,265.11 and 21,476.73

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Solution

The fourth proportional to 32,812.22, 45,265.11 and 21,476.73 is: 29,627.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,812.22 : 45,265.11 = 21,476.73 : x
  2. Step 2: Convert to fraction form
    32,812.22/45,265.11 = 21,476.73/x
  3. Step 3: Cross multiply
    32,812.22x = 45,265.11 × 21,476.73
  4. Step 4: Simplify right side
    32,812.22x = 972,146,545.89
  5. Step 5: Solve for x
    x = 972,146,545.89/32,812.22
  6. Step 6: Final answer
    x = 29,627.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.