Home / 51,660.12-71,298.48-29,008.48

Finding the Fourth Proportional to 51,660.12, 71,298.48 and 29,008.48

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Solution

The fourth proportional to 51,660.12, 71,298.48 and 29,008.48 is: 40,035.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,660.12 : 71,298.48 = 29,008.48 : x
  2. Step 2: Convert to fraction form
    51,660.12/71,298.48 = 29,008.48/x
  3. Step 3: Cross multiply
    51,660.12x = 71,298.48 × 29,008.48
  4. Step 4: Simplify right side
    51,660.12x = 2,068,260,531.11
  5. Step 5: Solve for x
    x = 2,068,260,531.11/51,660.12
  6. Step 6: Final answer
    x = 40,035.92

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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.