Home / 27,694.44-38,218.14-15,119.19

Finding the Fourth Proportional to 27,694.44, 38,218.14 and 15,119.19

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Solution

The fourth proportional to 27,694.44, 38,218.14 and 15,119.19 is: 20,864.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,694.44 : 38,218.14 = 15,119.19 : x
  2. Step 2: Convert to fraction form
    27,694.44/38,218.14 = 15,119.19/x
  3. Step 3: Cross multiply
    27,694.44x = 38,218.14 × 15,119.19
  4. Step 4: Simplify right side
    27,694.44x = 577,827,340.06
  5. Step 5: Solve for x
    x = 577,827,340.06/27,694.44
  6. Step 6: Final answer
    x = 20,864.38

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Half scale
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Double scale
Find fourth proportional to 27,695.44, 38,219.51 and 15,120.19
Similar ratio
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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.