Home / 26,939.58-37,177.31-15,609.53

Finding the Fourth Proportional to 26,939.58, 37,177.31 and 15,609.53

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Solution

The fourth proportional to 26,939.58, 37,177.31 and 15,609.53 is: 21,541.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,939.58 : 37,177.31 = 15,609.53 : x
  2. Step 2: Convert to fraction form
    26,939.58/37,177.31 = 15,609.53/x
  3. Step 3: Cross multiply
    26,939.58x = 37,177.31 × 15,609.53
  4. Step 4: Simplify right side
    26,939.58x = 580,320,335.76
  5. Step 5: Solve for x
    x = 580,320,335.76/26,939.58
  6. Step 6: Final answer
    x = 21,541.55

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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.