Home / 15,180.76-22,620.22-13,524.58

Finding the Fourth Proportional to 15,180.76, 22,620.22 and 13,524.58

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Solution

The fourth proportional to 15,180.76, 22,620.22 and 13,524.58 is: 20,152.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,180.76 : 22,620.22 = 13,524.58 : x
  2. Step 2: Convert to fraction form
    15,180.76/22,620.22 = 13,524.58/x
  3. Step 3: Cross multiply
    15,180.76x = 22,620.22 × 13,524.58
  4. Step 4: Simplify right side
    15,180.76x = 305,928,861.91
  5. Step 5: Solve for x
    x = 305,928,861.91/15,180.76
  6. Step 6: Final answer
    x = 20,152.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.