Home / 19,166.20-26,449.56-11,206.88

Finding the Fourth Proportional to 19,166.20, 26,449.56 and 11,206.88

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Solution

The fourth proportional to 19,166.20, 26,449.56 and 11,206.88 is: 15,465.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166.20 : 26,449.56 = 11,206.88 : x
  2. Step 2: Convert to fraction form
    19,166.20/26,449.56 = 11,206.88/x
  3. Step 3: Cross multiply
    19,166.20x = 26,449.56 × 11,206.88
  4. Step 4: Simplify right side
    19,166.20x = 296,417,044.97
  5. Step 5: Solve for x
    x = 296,417,044.97/19,166.20
  6. Step 6: Final answer
    x = 15,465.61

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Double scale
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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.