Home / 36,053.52-49,750.79-20,137.61

Finding the Fourth Proportional to 36,053.52, 49,750.79 and 20,137.61

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Solution

The fourth proportional to 36,053.52, 49,750.79 and 20,137.61 is: 27,788.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,053.52 : 49,750.79 = 20,137.61 : x
  2. Step 2: Convert to fraction form
    36,053.52/49,750.79 = 20,137.61/x
  3. Step 3: Cross multiply
    36,053.52x = 49,750.79 × 20,137.61
  4. Step 4: Simplify right side
    36,053.52x = 1,001,861,656.77
  5. Step 5: Solve for x
    x = 1,001,861,656.77/36,053.52
  6. Step 6: Final answer
    x = 27,788.18

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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.