Home / 20,026.03-27,635.76-11,073.91

Finding the Fourth Proportional to 20,026.03, 27,635.76 and 11,073.91

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Solution

The fourth proportional to 20,026.03, 27,635.76 and 11,073.91 is: 15,281.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,026.03 : 27,635.76 = 11,073.91 : x
  2. Step 2: Convert to fraction form
    20,026.03/27,635.76 = 11,073.91/x
  3. Step 3: Cross multiply
    20,026.03x = 27,635.76 × 11,073.91
  4. Step 4: Simplify right side
    20,026.03x = 306,035,919.02
  5. Step 5: Solve for x
    x = 306,035,919.02/20,026.03
  6. Step 6: Final answer
    x = 15,281.91

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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.