Home / 25,426.90-38,141.97-8,788.42

Finding the Fourth Proportional to 25,426.90, 38,141.97 and 8,788.42

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Solution

The fourth proportional to 25,426.90, 38,141.97 and 8,788.42 is: 13,183.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,426.90 : 38,141.97 = 8,788.42 : x
  2. Step 2: Convert to fraction form
    25,426.90/38,141.97 = 8,788.42/x
  3. Step 3: Cross multiply
    25,426.90x = 38,141.97 × 8,788.42
  4. Step 4: Simplify right side
    25,426.90x = 335,207,651.99
  5. Step 5: Solve for x
    x = 335,207,651.99/25,426.90
  6. Step 6: Final answer
    x = 13,183.19

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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.