Home / 11,445.29-17,082.12-10,697.96

Finding the Fourth Proportional to 11,445.29, 17,082.12 and 10,697.96

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Solution

The fourth proportional to 11,445.29, 17,082.12 and 10,697.96 is: 15,966.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,445.29 : 17,082.12 = 10,697.96 : x
  2. Step 2: Convert to fraction form
    11,445.29/17,082.12 = 10,697.96/x
  3. Step 3: Cross multiply
    11,445.29x = 17,082.12 × 10,697.96
  4. Step 4: Simplify right side
    11,445.29x = 182,743,836.48
  5. Step 5: Solve for x
    x = 182,743,836.48/11,445.29
  6. Step 6: Final answer
    x = 15,966.73

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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.