Home / 20,068.83-27,694.17-11,116.71

Finding the Fourth Proportional to 20,068.83, 27,694.17 and 11,116.71

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Solution

The fourth proportional to 20,068.83, 27,694.17 and 11,116.71 is: 15,340.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,068.83 : 27,694.17 = 11,116.71 : x
  2. Step 2: Convert to fraction form
    20,068.83/27,694.17 = 11,116.71/x
  3. Step 3: Cross multiply
    20,068.83x = 27,694.17 × 11,116.71
  4. Step 4: Simplify right side
    20,068.83x = 307,868,056.58
  5. Step 5: Solve for x
    x = 307,868,056.58/20,068.83
  6. Step 6: Final answer
    x = 15,340.61

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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.