Home / 40,222.20-60,331.14-10,641

Finding the Fourth Proportional to 40,222.20, 60,331.14 and 10,641

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Solution

The fourth proportional to 40,222.20, 60,331.14 and 10,641 is: 15,960.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,222.20 : 60,331.14 = 10,641 : x
  2. Step 2: Convert to fraction form
    40,222.20/60,331.14 = 10,641/x
  3. Step 3: Cross multiply
    40,222.20x = 60,331.14 × 10,641
  4. Step 4: Simplify right side
    40,222.20x = 641,983,660.74
  5. Step 5: Solve for x
    x = 641,983,660.74/40,222.20
  6. Step 6: Final answer
    x = 15,960.93

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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.