Home / 20,037.13-27,651.35-11,084.95

Finding the Fourth Proportional to 20,037.13, 27,651.35 and 11,084.95

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Solution

The fourth proportional to 20,037.13, 27,651.35 and 11,084.95 is: 15,297.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,037.13 : 27,651.35 = 11,084.95 : x
  2. Step 2: Convert to fraction form
    20,037.13/27,651.35 = 11,084.95/x
  3. Step 3: Cross multiply
    20,037.13x = 27,651.35 × 11,084.95
  4. Step 4: Simplify right side
    20,037.13x = 306,513,863.28
  5. Step 5: Solve for x
    x = 306,513,863.28/20,037.13
  6. Step 6: Final answer
    x = 15,297.29

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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.