Home / 36,439.13-54,658.70-10,144.56

Finding the Fourth Proportional to 36,439.13, 54,658.70 and 10,144.56

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Solution

The fourth proportional to 36,439.13, 54,658.70 and 10,144.56 is: 15,216.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,439.13 : 54,658.70 = 10,144.56 : x
  2. Step 2: Convert to fraction form
    36,439.13/54,658.70 = 10,144.56/x
  3. Step 3: Cross multiply
    36,439.13x = 54,658.70 × 10,144.56
  4. Step 4: Simplify right side
    36,439.13x = 554,488,410.95
  5. Step 5: Solve for x
    x = 554,488,410.95/36,439.13
  6. Step 6: Final answer
    x = 15,216.84

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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.