Home / 15,108.13-22,668.68-8,524.45

Finding the Fourth Proportional to 15,108.13, 22,668.68 and 8,524.45

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Solution

The fourth proportional to 15,108.13, 22,668.68 and 8,524.45 is: 12,790.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,108.13 : 22,668.68 = 8,524.45 : x
  2. Step 2: Convert to fraction form
    15,108.13/22,668.68 = 8,524.45/x
  3. Step 3: Cross multiply
    15,108.13x = 22,668.68 × 8,524.45
  4. Step 4: Simplify right side
    15,108.13x = 193,238,029.23
  5. Step 5: Solve for x
    x = 193,238,029.23/15,108.13
  6. Step 6: Final answer
    x = 12,790.33

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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.