Home / 23,469.09-32,379.25-13,390.26

Finding the Fourth Proportional to 23,469.09, 32,379.25 and 13,390.26

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Solution

The fourth proportional to 23,469.09, 32,379.25 and 13,390.26 is: 18,473.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,469.09 : 32,379.25 = 13,390.26 : x
  2. Step 2: Convert to fraction form
    23,469.09/32,379.25 = 13,390.26/x
  3. Step 3: Cross multiply
    23,469.09x = 32,379.25 × 13,390.26
  4. Step 4: Simplify right side
    23,469.09x = 433,566,576.11
  5. Step 5: Solve for x
    x = 433,566,576.11/23,469.09
  6. Step 6: Final answer
    x = 18,473.94

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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.