Home / 38,022.60-52,470.24-21,027.79

Finding the Fourth Proportional to 38,022.60, 52,470.24 and 21,027.79

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Solution

The fourth proportional to 38,022.60, 52,470.24 and 21,027.79 is: 29,017.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,022.60 : 52,470.24 = 21,027.79 : x
  2. Step 2: Convert to fraction form
    38,022.60/52,470.24 = 21,027.79/x
  3. Step 3: Cross multiply
    38,022.60x = 52,470.24 × 21,027.79
  4. Step 4: Simplify right side
    38,022.60x = 1,103,333,187.97
  5. Step 5: Solve for x
    x = 1,103,333,187.97/38,022.60
  6. Step 6: Final answer
    x = 29,017.83

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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.