Home / 25,223.85-37,834.97-10,428.39

Finding the Fourth Proportional to 25,223.85, 37,834.97 and 10,428.39

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Solution

The fourth proportional to 25,223.85, 37,834.97 and 10,428.39 is: 15,642.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,223.85 : 37,834.97 = 10,428.39 : x
  2. Step 2: Convert to fraction form
    25,223.85/37,834.97 = 10,428.39/x
  3. Step 3: Cross multiply
    25,223.85x = 37,834.97 × 10,428.39
  4. Step 4: Simplify right side
    25,223.85x = 394,557,770.66
  5. Step 5: Solve for x
    x = 394,557,770.66/25,223.85
  6. Step 6: Final answer
    x = 15,642.25

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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.