Home / 26,871.93-37,080.59-15,540.57

Finding the Fourth Proportional to 26,871.93, 37,080.59 and 15,540.57

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Solution

The fourth proportional to 26,871.93, 37,080.59 and 15,540.57 is: 21,444.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,871.93 : 37,080.59 = 15,540.57 : x
  2. Step 2: Convert to fraction form
    26,871.93/37,080.59 = 15,540.57/x
  3. Step 3: Cross multiply
    26,871.93x = 37,080.59 × 15,540.57
  4. Step 4: Simplify right side
    26,871.93x = 576,253,426.83
  5. Step 5: Solve for x
    x = 576,253,426.83/26,871.93
  6. Step 6: Final answer
    x = 21,444.44

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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.