Home / 37,182.41-51,311.76-20,186.66

Finding the Fourth Proportional to 37,182.41, 51,311.76 and 20,186.66

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Solution

The fourth proportional to 37,182.41, 51,311.76 and 20,186.66 is: 27,857.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,182.41 : 51,311.76 = 20,186.66 : x
  2. Step 2: Convert to fraction form
    37,182.41/51,311.76 = 20,186.66/x
  3. Step 3: Cross multiply
    37,182.41x = 51,311.76 × 20,186.66
  4. Step 4: Simplify right side
    37,182.41x = 1,035,813,053.12
  5. Step 5: Solve for x
    x = 1,035,813,053.12/37,182.41
  6. Step 6: Final answer
    x = 27,857.61

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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.