Home / 20,026.42-27,635.28-11,073.36

Finding the Fourth Proportional to 20,026.42, 27,635.28 and 11,073.36

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Solution

The fourth proportional to 20,026.42, 27,635.28 and 11,073.36 is: 15,280.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,026.42 : 27,635.28 = 11,073.36 : x
  2. Step 2: Convert to fraction form
    20,026.42/27,635.28 = 11,073.36/x
  3. Step 3: Cross multiply
    20,026.42x = 27,635.28 × 11,073.36
  4. Step 4: Simplify right side
    20,026.42x = 306,015,404.14
  5. Step 5: Solve for x
    x = 306,015,404.14/20,026.42
  6. Step 6: Final answer
    x = 15,280.58

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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.