Home / 27,510.64-38,158.92-26,781.47

Finding the Fourth Proportional to 27,510.64, 38,158.92 and 26,781.47

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Solution

The fourth proportional to 27,510.64, 38,158.92 and 26,781.47 is: 37,147.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,510.64 : 38,158.92 = 26,781.47 : x
  2. Step 2: Convert to fraction form
    27,510.64/38,158.92 = 26,781.47/x
  3. Step 3: Cross multiply
    27,510.64x = 38,158.92 × 26,781.47
  4. Step 4: Simplify right side
    27,510.64x = 1,021,951,775.38
  5. Step 5: Solve for x
    x = 1,021,951,775.38/27,510.64
  6. Step 6: Final answer
    x = 37,147.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.