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Finding the Fourth Proportional to 36,040.56, 54,053.28 and 9,739.12

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Solution

The fourth proportional to 36,040.56, 54,053.28 and 9,739.12 is: 14,606.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,040.56 : 54,053.28 = 9,739.12 : x
  2. Step 2: Convert to fraction form
    36,040.56/54,053.28 = 9,739.12/x
  3. Step 3: Cross multiply
    36,040.56x = 54,053.28 × 9,739.12
  4. Step 4: Simplify right side
    36,040.56x = 526,431,380.31
  5. Step 5: Solve for x
    x = 526,431,380.31/36,040.56
  6. Step 6: Final answer
    x = 14,606.64

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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.