Home / 54,834.22-82,259.16-16,886.70

Finding the Fourth Proportional to 54,834.22, 82,259.16 and 16,886.70

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Solution

The fourth proportional to 54,834.22, 82,259.16 and 16,886.70 is: 25,332.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,834.22 : 82,259.16 = 16,886.70 : x
  2. Step 2: Convert to fraction form
    54,834.22/82,259.16 = 16,886.70/x
  3. Step 3: Cross multiply
    54,834.22x = 82,259.16 × 16,886.70
  4. Step 4: Simplify right side
    54,834.22x = 1,389,085,757.17
  5. Step 5: Solve for x
    x = 1,389,085,757.17/54,834.22
  6. Step 6: Final answer
    x = 25,332.46

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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.