Home / 27,637.26-38,139.60-15,062.04

Finding the Fourth Proportional to 27,637.26, 38,139.60 and 15,062.04

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Solution

The fourth proportional to 27,637.26, 38,139.60 and 15,062.04 is: 20,785.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,637.26 : 38,139.60 = 15,062.04 : x
  2. Step 2: Convert to fraction form
    27,637.26/38,139.60 = 15,062.04/x
  3. Step 3: Cross multiply
    27,637.26x = 38,139.60 × 15,062.04
  4. Step 4: Simplify right side
    27,637.26x = 574,460,180.78
  5. Step 5: Solve for x
    x = 574,460,180.78/27,637.26
  6. Step 6: Final answer
    x = 20,785.71

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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.