Home / 54,319.88-81,515.97-22,325.19

Finding the Fourth Proportional to 54,319.88, 81,515.97 and 22,325.19

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Solution

The fourth proportional to 54,319.88, 81,515.97 and 22,325.19 is: 33,502.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,319.88 : 81,515.97 = 22,325.19 : x
  2. Step 2: Convert to fraction form
    54,319.88/81,515.97 = 22,325.19/x
  3. Step 3: Cross multiply
    54,319.88x = 81,515.97 × 22,325.19
  4. Step 4: Simplify right side
    54,319.88x = 1,819,859,128.88
  5. Step 5: Solve for x
    x = 1,819,859,128.88/54,319.88
  6. Step 6: Final answer
    x = 33,502.64

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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.