Home / 27,027.60-37,301.40-15,694.62

Finding the Fourth Proportional to 27,027.60, 37,301.40 and 15,694.62

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Solution

The fourth proportional to 27,027.60, 37,301.40 and 15,694.62 is: 21,660.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,027.60 : 37,301.40 = 15,694.62 : x
  2. Step 2: Convert to fraction form
    27,027.60/37,301.40 = 15,694.62/x
  3. Step 3: Cross multiply
    27,027.60x = 37,301.40 × 15,694.62
  4. Step 4: Simplify right side
    27,027.60x = 585,431,298.47
  5. Step 5: Solve for x
    x = 585,431,298.47/27,027.60
  6. Step 6: Final answer
    x = 21,660.50

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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.