Home / 26,438.23-39,652.84-8,668.54

Finding the Fourth Proportional to 26,438.23, 39,652.84 and 8,668.54

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Solution

The fourth proportional to 26,438.23, 39,652.84 and 8,668.54 is: 13,001.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,438.23 : 39,652.84 = 8,668.54 : x
  2. Step 2: Convert to fraction form
    26,438.23/39,652.84 = 8,668.54/x
  3. Step 3: Cross multiply
    26,438.23x = 39,652.84 × 8,668.54
  4. Step 4: Simplify right side
    26,438.23x = 343,732,229.65
  5. Step 5: Solve for x
    x = 343,732,229.65/26,438.23
  6. Step 6: Final answer
    x = 13,001.33

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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.