Home / 27,035.60-37,306.56-15,704.78

Finding the Fourth Proportional to 27,035.60, 37,306.56 and 15,704.78

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Solution

The fourth proportional to 27,035.60, 37,306.56 and 15,704.78 is: 21,671.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,035.60 : 37,306.56 = 15,704.78 : x
  2. Step 2: Convert to fraction form
    27,035.60/37,306.56 = 15,704.78/x
  3. Step 3: Cross multiply
    27,035.60x = 37,306.56 × 15,704.78
  4. Step 4: Simplify right side
    27,035.60x = 585,891,238.83
  5. Step 5: Solve for x
    x = 585,891,238.83/27,035.60
  6. Step 6: Final answer
    x = 21,671.11

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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.