Home / 15,180.99-22,755.88-5,818.83

Finding the Fourth Proportional to 15,180.99, 22,755.88 and 5,818.83

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Solution

The fourth proportional to 15,180.99, 22,755.88 and 5,818.83 is: 8,722.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,180.99 : 22,755.88 = 5,818.83 : x
  2. Step 2: Convert to fraction form
    15,180.99/22,755.88 = 5,818.83/x
  3. Step 3: Cross multiply
    15,180.99x = 22,755.88 × 5,818.83
  4. Step 4: Simplify right side
    15,180.99x = 132,412,597.22
  5. Step 5: Solve for x
    x = 132,412,597.22/15,180.99
  6. Step 6: Final answer
    x = 8,722.26

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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.