Home / 27,189.29-37,521.12-15,091.59

Finding the Fourth Proportional to 27,189.29, 37,521.12 and 15,091.59

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Solution

The fourth proportional to 27,189.29, 37,521.12 and 15,091.59 is: 20,826.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,189.29 : 37,521.12 = 15,091.59 : x
  2. Step 2: Convert to fraction form
    27,189.29/37,521.12 = 15,091.59/x
  3. Step 3: Cross multiply
    27,189.29x = 37,521.12 × 15,091.59
  4. Step 4: Simplify right side
    27,189.29x = 566,253,359.38
  5. Step 5: Solve for x
    x = 566,253,359.38/27,189.29
  6. Step 6: Final answer
    x = 20,826.34

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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.