Home / 15,210.45-22,815.67-11,076.76

Finding the Fourth Proportional to 15,210.45, 22,815.67 and 11,076.76

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Solution

The fourth proportional to 15,210.45, 22,815.67 and 11,076.76 is: 16,615.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,210.45 : 22,815.67 = 11,076.76 : x
  2. Step 2: Convert to fraction form
    15,210.45/22,815.67 = 11,076.76/x
  3. Step 3: Cross multiply
    15,210.45x = 22,815.67 × 11,076.76
  4. Step 4: Simplify right side
    15,210.45x = 252,723,700.83
  5. Step 5: Solve for x
    x = 252,723,700.83/15,210.45
  6. Step 6: Final answer
    x = 16,615.14

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Similar ratio
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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.