Home / 51,474.18-71,035.30-29,118.18

Finding the Fourth Proportional to 51,474.18, 71,035.30 and 29,118.18

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Solution

The fourth proportional to 51,474.18, 71,035.30 and 29,118.18 is: 40,183.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,474.18 : 71,035.30 = 29,118.18 : x
  2. Step 2: Convert to fraction form
    51,474.18/71,035.30 = 29,118.18/x
  3. Step 3: Cross multiply
    51,474.18x = 71,035.30 × 29,118.18
  4. Step 4: Simplify right side
    51,474.18x = 2,068,418,651.75
  5. Step 5: Solve for x
    x = 2,068,418,651.75/51,474.18
  6. Step 6: Final answer
    x = 40,183.62

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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.