Home / 40,298.28-60,406.92-15,331.92

Finding the Fourth Proportional to 40,298.28, 60,406.92 and 15,331.92

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Solution

The fourth proportional to 40,298.28, 60,406.92 and 15,331.92 is: 22,982.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,298.28 : 60,406.92 = 15,331.92 : x
  2. Step 2: Convert to fraction form
    40,298.28/60,406.92 = 15,331.92/x
  3. Step 3: Cross multiply
    40,298.28x = 60,406.92 × 15,331.92
  4. Step 4: Simplify right side
    40,298.28x = 926,154,064.89
  5. Step 5: Solve for x
    x = 926,154,064.89/40,298.28
  6. Step 6: Final answer
    x = 22,982.47

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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.