Home / 20,035.14-27,648.27-11,082.84

Finding the Fourth Proportional to 20,035.14, 27,648.27 and 11,082.84

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Solution

The fourth proportional to 20,035.14, 27,648.27 and 11,082.84 is: 15,294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,035.14 : 27,648.27 = 11,082.84 : x
  2. Step 2: Convert to fraction form
    20,035.14/27,648.27 = 11,082.84/x
  3. Step 3: Cross multiply
    20,035.14x = 27,648.27 × 11,082.84
  4. Step 4: Simplify right side
    20,035.14x = 306,421,352.69
  5. Step 5: Solve for x
    x = 306,421,352.69/20,035.14
  6. Step 6: Final answer
    x = 15,294.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.