Home / 34,377.12-51,558.24-12,191.22

Finding the Fourth Proportional to 34,377.12, 51,558.24 and 12,191.22

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Solution

The fourth proportional to 34,377.12, 51,558.24 and 12,191.22 is: 18,284.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,377.12 : 51,558.24 = 12,191.22 : x
  2. Step 2: Convert to fraction form
    34,377.12/51,558.24 = 12,191.22/x
  3. Step 3: Cross multiply
    34,377.12x = 51,558.24 × 12,191.22
  4. Step 4: Simplify right side
    34,377.12x = 628,557,846.65
  5. Step 5: Solve for x
    x = 628,557,846.65/34,377.12
  6. Step 6: Final answer
    x = 18,284.19

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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.