Home / 52,719.28-72,753.66-28,846.46

Finding the Fourth Proportional to 52,719.28, 72,753.66 and 28,846.46

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Solution

The fourth proportional to 52,719.28, 72,753.66 and 28,846.46 is: 39,808.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,719.28 : 72,753.66 = 28,846.46 : x
  2. Step 2: Convert to fraction form
    52,719.28/72,753.66 = 28,846.46/x
  3. Step 3: Cross multiply
    52,719.28x = 72,753.66 × 28,846.46
  4. Step 4: Simplify right side
    52,719.28x = 2,098,685,724.93
  5. Step 5: Solve for x
    x = 2,098,685,724.93/52,719.28
  6. Step 6: Final answer
    x = 39,808.70

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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.