Home / 54,589.38-81,880.39-15,146.83

Finding the Fourth Proportional to 54,589.38, 81,880.39 and 15,146.83

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Solution

The fourth proportional to 54,589.38, 81,880.39 and 15,146.83 is: 22,719.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,589.38 : 81,880.39 = 15,146.83 : x
  2. Step 2: Convert to fraction form
    54,589.38/81,880.39 = 15,146.83/x
  3. Step 3: Cross multiply
    54,589.38x = 81,880.39 × 15,146.83
  4. Step 4: Simplify right side
    54,589.38x = 1,240,228,347.66
  5. Step 5: Solve for x
    x = 1,240,228,347.66/54,589.38
  6. Step 6: Final answer
    x = 22,719.22

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1.5x scale

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.