Home / 38,565.82-53,214.87-22,648.78

Finding the Fourth Proportional to 38,565.82, 53,214.87 and 22,648.78

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Solution

The fourth proportional to 38,565.82, 53,214.87 and 22,648.78 is: 31,251.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,565.82 : 53,214.87 = 22,648.78 : x
  2. Step 2: Convert to fraction form
    38,565.82/53,214.87 = 22,648.78/x
  3. Step 3: Cross multiply
    38,565.82x = 53,214.87 × 22,648.78
  4. Step 4: Simplify right side
    38,565.82x = 1,205,251,883.36
  5. Step 5: Solve for x
    x = 1,205,251,883.36/38,565.82
  6. Step 6: Final answer
    x = 31,251.82

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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.