Home / 36,279.86-54,336.15-26,220.87

Finding the Fourth Proportional to 36,279.86, 54,336.15 and 26,220.87

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Solution

The fourth proportional to 36,279.86, 54,336.15 and 26,220.87 is: 39,270.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,279.86 : 54,336.15 = 26,220.87 : x
  2. Step 2: Convert to fraction form
    36,279.86/54,336.15 = 26,220.87/x
  3. Step 3: Cross multiply
    36,279.86x = 54,336.15 × 26,220.87
  4. Step 4: Simplify right side
    36,279.86x = 1,424,741,125.45
  5. Step 5: Solve for x
    x = 1,424,741,125.45/36,279.86
  6. Step 6: Final answer
    x = 39,270.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.