Home / 36,279.24-54,439.87-15,217.40

Finding the Fourth Proportional to 36,279.24, 54,439.87 and 15,217.40

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Solution

The fourth proportional to 36,279.24, 54,439.87 and 15,217.40 is: 22,834.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,279.24 : 54,439.87 = 15,217.40 : x
  2. Step 2: Convert to fraction form
    36,279.24/54,439.87 = 15,217.40/x
  3. Step 3: Cross multiply
    36,279.24x = 54,439.87 × 15,217.40
  4. Step 4: Simplify right side
    36,279.24x = 828,433,277.74
  5. Step 5: Solve for x
    x = 828,433,277.74/36,279.24
  6. Step 6: Final answer
    x = 22,834.91

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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.