Home / 54,785.16-82,178.28-17,344.53

Finding the Fourth Proportional to 54,785.16, 82,178.28 and 17,344.53

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Solution

The fourth proportional to 54,785.16, 82,178.28 and 17,344.53 is: 26,016.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,785.16 : 82,178.28 = 17,344.53 : x
  2. Step 2: Convert to fraction form
    54,785.16/82,178.28 = 17,344.53/x
  3. Step 3: Cross multiply
    54,785.16x = 82,178.28 × 17,344.53
  4. Step 4: Simplify right side
    54,785.16x = 1,425,343,642.81
  5. Step 5: Solve for x
    x = 1,425,343,642.81/54,785.16
  6. Step 6: Final answer
    x = 26,016.97

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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.