Home / 27,620.90-41,435.15-8,894.71

Finding the Fourth Proportional to 27,620.90, 41,435.15 and 8,894.71

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Solution

The fourth proportional to 27,620.90, 41,435.15 and 8,894.71 is: 13,343.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,620.90 : 41,435.15 = 8,894.71 : x
  2. Step 2: Convert to fraction form
    27,620.90/41,435.15 = 8,894.71/x
  3. Step 3: Cross multiply
    27,620.90x = 41,435.15 × 8,894.71
  4. Step 4: Simplify right side
    27,620.90x = 368,553,650.38
  5. Step 5: Solve for x
    x = 368,553,650.38/27,620.90
  6. Step 6: Final answer
    x = 13,343.29

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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.