Home / 25,716.70-38,535.15-17,834.59

Finding the Fourth Proportional to 25,716.70, 38,535.15 and 17,834.59

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Solution

The fourth proportional to 25,716.70, 38,535.15 and 17,834.59 is: 26,724.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,716.70 : 38,535.15 = 17,834.59 : x
  2. Step 2: Convert to fraction form
    25,716.70/38,535.15 = 17,834.59/x
  3. Step 3: Cross multiply
    25,716.70x = 38,535.15 × 17,834.59
  4. Step 4: Simplify right side
    25,716.70x = 687,258,408.16
  5. Step 5: Solve for x
    x = 687,258,408.16/25,716.70
  6. Step 6: Final answer
    x = 26,724.21

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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.