Home / 27,954.16-38,569.10-19,446.73

Finding the Fourth Proportional to 27,954.16, 38,569.10 and 19,446.73

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Solution

The fourth proportional to 27,954.16, 38,569.10 and 19,446.73 is: 26,831.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,954.16 : 38,569.10 = 19,446.73 : x
  2. Step 2: Convert to fraction form
    27,954.16/38,569.10 = 19,446.73/x
  3. Step 3: Cross multiply
    27,954.16x = 38,569.10 × 19,446.73
  4. Step 4: Simplify right side
    27,954.16x = 750,042,680.39
  5. Step 5: Solve for x
    x = 750,042,680.39/27,954.16
  6. Step 6: Final answer
    x = 26,831.17

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Double scale
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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.