Home / 26,939.43-37,173.47-15,609.15

Finding the Fourth Proportional to 26,939.43, 37,173.47 and 15,609.15

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Solution

The fourth proportional to 26,939.43, 37,173.47 and 15,609.15 is: 21,538.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,939.43 : 37,173.47 = 15,609.15 : x
  2. Step 2: Convert to fraction form
    26,939.43/37,173.47 = 15,609.15/x
  3. Step 3: Cross multiply
    26,939.43x = 37,173.47 × 15,609.15
  4. Step 4: Simplify right side
    26,939.43x = 580,246,191.20
  5. Step 5: Solve for x
    x = 580,246,191.20/26,939.43
  6. Step 6: Final answer
    x = 21,538.92

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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.