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Finding the Fourth Proportional to 32,141.73, 48,243.77 and 15,513.47

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Solution

The fourth proportional to 32,141.73, 48,243.77 and 15,513.47 is: 23,285.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,141.73 : 48,243.77 = 15,513.47 : x
  2. Step 2: Convert to fraction form
    32,141.73/48,243.77 = 15,513.47/x
  3. Step 3: Cross multiply
    32,141.73x = 48,243.77 × 15,513.47
  4. Step 4: Simplify right side
    32,141.73x = 748,427,959.80
  5. Step 5: Solve for x
    x = 748,427,959.80/32,141.73
  6. Step 6: Final answer
    x = 23,285.24

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1.5x scale

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.