Home / 26,951.19-37,191.87-15,013.80

Finding the Fourth Proportional to 26,951.19, 37,191.87 and 15,013.80

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Solution

The fourth proportional to 26,951.19, 37,191.87 and 15,013.80 is: 20,718.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,951.19 : 37,191.87 = 15,013.80 : x
  2. Step 2: Convert to fraction form
    26,951.19/37,191.87 = 15,013.80/x
  3. Step 3: Cross multiply
    26,951.19x = 37,191.87 × 15,013.80
  4. Step 4: Simplify right side
    26,951.19x = 558,391,297.81
  5. Step 5: Solve for x
    x = 558,391,297.81/26,951.19
  6. Step 6: Final answer
    x = 20,718.61

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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.