Home / 38,380.97-57,501.30-27,824.81

Finding the Fourth Proportional to 38,380.97, 57,501.30 and 27,824.81

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Solution

The fourth proportional to 38,380.97, 57,501.30 and 27,824.81 is: 41,686.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,380.97 : 57,501.30 = 27,824.81 : x
  2. Step 2: Convert to fraction form
    38,380.97/57,501.30 = 27,824.81/x
  3. Step 3: Cross multiply
    38,380.97x = 57,501.30 × 27,824.81
  4. Step 4: Simplify right side
    38,380.97x = 1,599,962,459.75
  5. Step 5: Solve for x
    x = 1,599,962,459.75/38,380.97
  6. Step 6: Final answer
    x = 41,686.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.