Home / 22,723.75-34,075.63-12,190.65

Finding the Fourth Proportional to 22,723.75, 34,075.63 and 12,190.65

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Solution

The fourth proportional to 22,723.75, 34,075.63 and 12,190.65 is: 18,280.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,723.75 : 34,075.63 = 12,190.65 : x
  2. Step 2: Convert to fraction form
    22,723.75/34,075.63 = 12,190.65/x
  3. Step 3: Cross multiply
    22,723.75x = 34,075.63 × 12,190.65
  4. Step 4: Simplify right side
    22,723.75x = 415,404,078.86
  5. Step 5: Solve for x
    x = 415,404,078.86/22,723.75
  6. Step 6: Final answer
    x = 18,280.61

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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.