Home / 26,951.28-37,191.80-15,013.98

Finding the Fourth Proportional to 26,951.28, 37,191.80 and 15,013.98

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Solution

The fourth proportional to 26,951.28, 37,191.80 and 15,013.98 is: 20,718.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,951.28 : 37,191.80 = 15,013.98 : x
  2. Step 2: Convert to fraction form
    26,951.28/37,191.80 = 15,013.98/x
  3. Step 3: Cross multiply
    26,951.28x = 37,191.80 × 15,013.98
  4. Step 4: Simplify right side
    26,951.28x = 558,396,866.29
  5. Step 5: Solve for x
    x = 558,396,866.29/26,951.28
  6. Step 6: Final answer
    x = 20,718.75

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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.