Home / 30,747.44-46,132.77-12,040.83

Finding the Fourth Proportional to 30,747.44, 46,132.77 and 12,040.83

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Solution

The fourth proportional to 30,747.44, 46,132.77 and 12,040.83 is: 18,065.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,747.44 : 46,132.77 = 12,040.83 : x
  2. Step 2: Convert to fraction form
    30,747.44/46,132.77 = 12,040.83/x
  3. Step 3: Cross multiply
    30,747.44x = 46,132.77 × 12,040.83
  4. Step 4: Simplify right side
    30,747.44x = 555,476,841.00
  5. Step 5: Solve for x
    x = 555,476,841.00/30,747.44
  6. Step 6: Final answer
    x = 18,065.79

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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.