Home / 27,100.85-40,657.48-14,620.57

Finding the Fourth Proportional to 27,100.85, 40,657.48 and 14,620.57

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Solution

The fourth proportional to 27,100.85, 40,657.48 and 14,620.57 is: 21,934.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,100.85 : 40,657.48 = 14,620.57 : x
  2. Step 2: Convert to fraction form
    27,100.85/40,657.48 = 14,620.57/x
  3. Step 3: Cross multiply
    27,100.85x = 40,657.48 × 14,620.57
  4. Step 4: Simplify right side
    27,100.85x = 594,435,394.17
  5. Step 5: Solve for x
    x = 594,435,394.17/27,100.85
  6. Step 6: Final answer
    x = 21,934.20

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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.