Home / 27,209.13-37,523.50-18,139.70

Finding the Fourth Proportional to 27,209.13, 37,523.50 and 18,139.70

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Solution

The fourth proportional to 27,209.13, 37,523.50 and 18,139.70 is: 25,016.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,209.13 : 37,523.50 = 18,139.70 : x
  2. Step 2: Convert to fraction form
    27,209.13/37,523.50 = 18,139.70/x
  3. Step 3: Cross multiply
    27,209.13x = 37,523.50 × 18,139.70
  4. Step 4: Simplify right side
    27,209.13x = 680,664,799.98
  5. Step 5: Solve for x
    x = 680,664,799.98/27,209.13
  6. Step 6: Final answer
    x = 25,016.04

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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.