Home / 36,065.56-54,092.86-12,686.54

Finding the Fourth Proportional to 36,065.56, 54,092.86 and 12,686.54

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Solution

The fourth proportional to 36,065.56, 54,092.86 and 12,686.54 is: 19,027.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,065.56 : 54,092.86 = 12,686.54 : x
  2. Step 2: Convert to fraction form
    36,065.56/54,092.86 = 12,686.54/x
  3. Step 3: Cross multiply
    36,065.56x = 54,092.86 × 12,686.54
  4. Step 4: Simplify right side
    36,065.56x = 686,251,232.10
  5. Step 5: Solve for x
    x = 686,251,232.10/36,065.56
  6. Step 6: Final answer
    x = 19,027.88

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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.