Home / 54,859.16-82,291.57-17,422.15

Finding the Fourth Proportional to 54,859.16, 82,291.57 and 17,422.15

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Solution

The fourth proportional to 54,859.16, 82,291.57 and 17,422.15 is: 26,134.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,859.16 : 82,291.57 = 17,422.15 : x
  2. Step 2: Convert to fraction form
    54,859.16/82,291.57 = 17,422.15/x
  3. Step 3: Cross multiply
    54,859.16x = 82,291.57 × 17,422.15
  4. Step 4: Simplify right side
    54,859.16x = 1,433,696,076.28
  5. Step 5: Solve for x
    x = 1,433,696,076.28/54,859.16
  6. Step 6: Final answer
    x = 26,134.12

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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.