Home / 49,044.75-73,567.13-12,108.75

Finding the Fourth Proportional to 49,044.75, 73,567.13 and 12,108.75

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Solution

The fourth proportional to 49,044.75, 73,567.13 and 12,108.75 is: 18,163.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,044.75 : 73,567.13 = 12,108.75 : x
  2. Step 2: Convert to fraction form
    49,044.75/73,567.13 = 12,108.75/x
  3. Step 3: Cross multiply
    49,044.75x = 73,567.13 × 12,108.75
  4. Step 4: Simplify right side
    49,044.75x = 890,805,924.84
  5. Step 5: Solve for x
    x = 890,805,924.84/49,044.75
  6. Step 6: Final answer
    x = 18,163.13

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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.