Home / 20,035.17-27,648.58-11,082.67

Finding the Fourth Proportional to 20,035.17, 27,648.58 and 11,082.67

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Solution

The fourth proportional to 20,035.17, 27,648.58 and 11,082.67 is: 15,294.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,035.17 : 27,648.58 = 11,082.67 : x
  2. Step 2: Convert to fraction form
    20,035.17/27,648.58 = 11,082.67/x
  3. Step 3: Cross multiply
    20,035.17x = 27,648.58 × 11,082.67
  4. Step 4: Simplify right side
    20,035.17x = 306,420,076.14
  5. Step 5: Solve for x
    x = 306,420,076.14/20,035.17
  6. Step 6: Final answer
    x = 15,294.11

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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.