Home / 10,217.13-15,236.28-10,123.70

Finding the Fourth Proportional to 10,217.13, 15,236.28 and 10,123.70

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Solution

The fourth proportional to 10,217.13, 15,236.28 and 10,123.70 is: 15,096.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,217.13 : 15,236.28 = 10,123.70 : x
  2. Step 2: Convert to fraction form
    10,217.13/15,236.28 = 10,123.70/x
  3. Step 3: Cross multiply
    10,217.13x = 15,236.28 × 10,123.70
  4. Step 4: Simplify right side
    10,217.13x = 154,247,540.62
  5. Step 5: Solve for x
    x = 154,247,540.62/10,217.13
  6. Step 6: Final answer
    x = 15,096.96

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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.