Home / 36,931.70-55,314.92-17,180.66

Finding the Fourth Proportional to 36,931.70, 55,314.92 and 17,180.66

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Solution

The fourth proportional to 36,931.70, 55,314.92 and 17,180.66 is: 25,732.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,931.70 : 55,314.92 = 17,180.66 : x
  2. Step 2: Convert to fraction form
    36,931.70/55,314.92 = 17,180.66/x
  3. Step 3: Cross multiply
    36,931.70x = 55,314.92 × 17,180.66
  4. Step 4: Simplify right side
    36,931.70x = 950,346,833.45
  5. Step 5: Solve for x
    x = 950,346,833.45/36,931.70
  6. Step 6: Final answer
    x = 25,732.55

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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.