Home / 27,358.25-41,042.78-8,641.18

Finding the Fourth Proportional to 27,358.25, 41,042.78 and 8,641.18

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Solution

The fourth proportional to 27,358.25, 41,042.78 and 8,641.18 is: 12,963.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,358.25 : 41,042.78 = 8,641.18 : x
  2. Step 2: Convert to fraction form
    27,358.25/41,042.78 = 8,641.18/x
  3. Step 3: Cross multiply
    27,358.25x = 41,042.78 × 8,641.18
  4. Step 4: Simplify right side
    27,358.25x = 354,657,801.26
  5. Step 5: Solve for x
    x = 354,657,801.26/27,358.25
  6. Step 6: Final answer
    x = 12,963.47

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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.