Home / 20,026.08-27,635.69-11,073.39

Finding the Fourth Proportional to 20,026.08, 27,635.69 and 11,073.39

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Solution

The fourth proportional to 20,026.08, 27,635.69 and 11,073.39 is: 15,281.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,026.08 : 27,635.69 = 11,073.39 : x
  2. Step 2: Convert to fraction form
    20,026.08/27,635.69 = 11,073.39/x
  3. Step 3: Cross multiply
    20,026.08x = 27,635.69 × 11,073.39
  4. Step 4: Simplify right side
    20,026.08x = 306,020,717.92
  5. Step 5: Solve for x
    x = 306,020,717.92/20,026.08
  6. Step 6: Final answer
    x = 15,281.11

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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.