Home / 34,123.65-51,161.22-13,045.92

Finding the Fourth Proportional to 34,123.65, 51,161.22 and 13,045.92

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Solution

The fourth proportional to 34,123.65, 51,161.22 and 13,045.92 is: 19,559.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,123.65 : 51,161.22 = 13,045.92 : x
  2. Step 2: Convert to fraction form
    34,123.65/51,161.22 = 13,045.92/x
  3. Step 3: Cross multiply
    34,123.65x = 51,161.22 × 13,045.92
  4. Step 4: Simplify right side
    34,123.65x = 667,445,183.22
  5. Step 5: Solve for x
    x = 667,445,183.22/34,123.65
  6. Step 6: Final answer
    x = 19,559.61

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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.