Home / 54,041.76-81,007.20-22,470.12

Finding the Fourth Proportional to 54,041.76, 81,007.20 and 22,470.12

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Solution

The fourth proportional to 54,041.76, 81,007.20 and 22,470.12 is: 33,682.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,041.76 : 81,007.20 = 22,470.12 : x
  2. Step 2: Convert to fraction form
    54,041.76/81,007.20 = 22,470.12/x
  3. Step 3: Cross multiply
    54,041.76x = 81,007.20 × 22,470.12
  4. Step 4: Simplify right side
    54,041.76x = 1,820,241,504.86
  5. Step 5: Solve for x
    x = 1,820,241,504.86/54,041.76
  6. Step 6: Final answer
    x = 33,682.13

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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.