Home / 25,717.15-38,575.46-19,515.26

Finding the Fourth Proportional to 25,717.15, 38,575.46 and 19,515.26

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Solution

The fourth proportional to 25,717.15, 38,575.46 and 19,515.26 is: 29,272.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,717.15 : 38,575.46 = 19,515.26 : x
  2. Step 2: Convert to fraction form
    25,717.15/38,575.46 = 19,515.26/x
  3. Step 3: Cross multiply
    25,717.15x = 38,575.46 × 19,515.26
  4. Step 4: Simplify right side
    25,717.15x = 752,809,949.99
  5. Step 5: Solve for x
    x = 752,809,949.99/25,717.15
  6. Step 6: Final answer
    x = 29,272.68

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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.