Home / 27,034.59-37,305.17-15,703.78

Finding the Fourth Proportional to 27,034.59, 37,305.17 and 15,703.78

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Solution

The fourth proportional to 27,034.59, 37,305.17 and 15,703.78 is: 21,669.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,034.59 : 37,305.17 = 15,703.78 : x
  2. Step 2: Convert to fraction form
    27,034.59/37,305.17 = 15,703.78/x
  3. Step 3: Cross multiply
    27,034.59x = 37,305.17 × 15,703.78
  4. Step 4: Simplify right side
    27,034.59x = 585,832,227.93
  5. Step 5: Solve for x
    x = 585,832,227.93/27,034.59
  6. Step 6: Final answer
    x = 21,669.73

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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.