Home / 49,111.80-73,667.62-12,175.80

Finding the Fourth Proportional to 49,111.80, 73,667.62 and 12,175.80

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Solution

The fourth proportional to 49,111.80, 73,667.62 and 12,175.80 is: 18,263.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,111.80 : 73,667.62 = 12,175.80 : x
  2. Step 2: Convert to fraction form
    49,111.80/73,667.62 = 12,175.80/x
  3. Step 3: Cross multiply
    49,111.80x = 73,667.62 × 12,175.80
  4. Step 4: Simplify right side
    49,111.80x = 896,962,207.60
  5. Step 5: Solve for x
    x = 896,962,207.60/49,111.80
  6. Step 6: Final answer
    x = 18,263.68

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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.