Home / 51,158.79-76,727.25-15,612.14

Finding the Fourth Proportional to 51,158.79, 76,727.25 and 15,612.14

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Solution

The fourth proportional to 51,158.79, 76,727.25 and 15,612.14 is: 23,414.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,158.79 : 76,727.25 = 15,612.14 : x
  2. Step 2: Convert to fraction form
    51,158.79/76,727.25 = 15,612.14/x
  3. Step 3: Cross multiply
    51,158.79x = 76,727.25 × 15,612.14
  4. Step 4: Simplify right side
    51,158.79x = 1,197,876,760.63
  5. Step 5: Solve for x
    x = 1,197,876,760.63/51,158.79
  6. Step 6: Final answer
    x = 23,414.88

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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.