Home / 27,374.75-37,763.57-17,680.87

Finding the Fourth Proportional to 27,374.75, 37,763.57 and 17,680.87

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Solution

The fourth proportional to 27,374.75, 37,763.57 and 17,680.87 is: 24,390.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,374.75 : 37,763.57 = 17,680.87 : x
  2. Step 2: Convert to fraction form
    27,374.75/37,763.57 = 17,680.87/x
  3. Step 3: Cross multiply
    27,374.75x = 37,763.57 × 17,680.87
  4. Step 4: Simplify right side
    27,374.75x = 667,692,633.29
  5. Step 5: Solve for x
    x = 667,692,633.29/27,374.75
  6. Step 6: Final answer
    x = 24,390.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.