Home / 38,084.97-52,556.13-21,088.61

Finding the Fourth Proportional to 38,084.97, 52,556.13 and 21,088.61

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Solution

The fourth proportional to 38,084.97, 52,556.13 and 21,088.61 is: 29,101.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,084.97 : 52,556.13 = 21,088.61 : x
  2. Step 2: Convert to fraction form
    38,084.97/52,556.13 = 21,088.61/x
  3. Step 3: Cross multiply
    38,084.97x = 52,556.13 × 21,088.61
  4. Step 4: Simplify right side
    38,084.97x = 1,108,335,465.90
  5. Step 5: Solve for x
    x = 1,108,335,465.90/38,084.97
  6. Step 6: Final answer
    x = 29,101.65

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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.