Home / 40,291.52-60,463.53-15,331.79

Finding the Fourth Proportional to 40,291.52, 60,463.53 and 15,331.79

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Solution

The fourth proportional to 40,291.52, 60,463.53 and 15,331.79 is: 23,007.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,291.52 : 60,463.53 = 15,331.79 : x
  2. Step 2: Convert to fraction form
    40,291.52/60,463.53 = 15,331.79/x
  3. Step 3: Cross multiply
    40,291.52x = 60,463.53 × 15,331.79
  4. Step 4: Simplify right side
    40,291.52x = 927,014,295.78
  5. Step 5: Solve for x
    x = 927,014,295.78/40,291.52
  6. Step 6: Final answer
    x = 23,007.68

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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.