Home / 20,026.32-27,637.30-11,073.66

Finding the Fourth Proportional to 20,026.32, 27,637.30 and 11,073.66

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Solution

The fourth proportional to 20,026.32, 27,637.30 and 11,073.66 is: 15,282.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,026.32 : 27,637.30 = 11,073.66 : x
  2. Step 2: Convert to fraction form
    20,026.32/27,637.30 = 11,073.66/x
  3. Step 3: Cross multiply
    20,026.32x = 27,637.30 × 11,073.66
  4. Step 4: Simplify right side
    20,026.32x = 306,046,063.52
  5. Step 5: Solve for x
    x = 306,046,063.52/20,026.32
  6. Step 6: Final answer
    x = 15,282.19

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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.