Home / 31,722.85-43,779.81-17,576.65

Finding the Fourth Proportional to 31,722.85, 43,779.81 and 17,576.65

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Solution

The fourth proportional to 31,722.85, 43,779.81 and 17,576.65 is: 24,257.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,722.85 : 43,779.81 = 17,576.65 : x
  2. Step 2: Convert to fraction form
    31,722.85/43,779.81 = 17,576.65/x
  3. Step 3: Cross multiply
    31,722.85x = 43,779.81 × 17,576.65
  4. Step 4: Simplify right side
    31,722.85x = 769,502,397.44
  5. Step 5: Solve for x
    x = 769,502,397.44/31,722.85
  6. Step 6: Final answer
    x = 24,257.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.