Home / 36,147.04-54,197.76-17,431.84

Finding the Fourth Proportional to 36,147.04, 54,197.76 and 17,431.84

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Solution

The fourth proportional to 36,147.04, 54,197.76 and 17,431.84 is: 26,136.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,147.04 : 54,197.76 = 17,431.84 : x
  2. Step 2: Convert to fraction form
    36,147.04/54,197.76 = 17,431.84/x
  3. Step 3: Cross multiply
    36,147.04x = 54,197.76 × 17,431.84
  4. Step 4: Simplify right side
    36,147.04x = 944,766,680.68
  5. Step 5: Solve for x
    x = 944,766,680.68/36,147.04
  6. Step 6: Final answer
    x = 26,136.76

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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.