Home / 27,853.29-38,450.57-18,901.17

Finding the Fourth Proportional to 27,853.29, 38,450.57 and 18,901.17

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Solution

The fourth proportional to 27,853.29, 38,450.57 and 18,901.17 is: 26,092.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,853.29 : 38,450.57 = 18,901.17 : x
  2. Step 2: Convert to fraction form
    27,853.29/38,450.57 = 18,901.17/x
  3. Step 3: Cross multiply
    27,853.29x = 38,450.57 × 18,901.17
  4. Step 4: Simplify right side
    27,853.29x = 726,760,665.66
  5. Step 5: Solve for x
    x = 726,760,665.66/27,853.29
  6. Step 6: Final answer
    x = 26,092.45

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Half scale
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Double scale
Find fourth proportional to 27,854.29, 38,451.95 and 18,902.17
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.