Home / 25,351.43-38,028.99-7,580.69

Finding the Fourth Proportional to 25,351.43, 38,028.99 and 7,580.69

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Solution

The fourth proportional to 25,351.43, 38,028.99 and 7,580.69 is: 11,371.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,351.43 : 38,028.99 = 7,580.69 : x
  2. Step 2: Convert to fraction form
    25,351.43/38,028.99 = 7,580.69/x
  3. Step 3: Cross multiply
    25,351.43x = 38,028.99 × 7,580.69
  4. Step 4: Simplify right side
    25,351.43x = 288,285,965.09
  5. Step 5: Solve for x
    x = 288,285,965.09/25,351.43
  6. Step 6: Final answer
    x = 11,371.59

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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.