Home / 20,026.59-27,637.91-11,073.90

Finding the Fourth Proportional to 20,026.59, 27,637.91 and 11,073.90

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Solution

The fourth proportional to 20,026.59, 27,637.91 and 11,073.90 is: 15,282.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,026.59 : 27,637.91 = 11,073.90 : x
  2. Step 2: Convert to fraction form
    20,026.59/27,637.91 = 11,073.90/x
  3. Step 3: Cross multiply
    20,026.59x = 27,637.91 × 11,073.90
  4. Step 4: Simplify right side
    20,026.59x = 306,059,396.18
  5. Step 5: Solve for x
    x = 306,059,396.18/20,026.59
  6. Step 6: Final answer
    x = 15,282.65

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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.