Home / 25,571.10-38,306.43-22,784.70

Finding the Fourth Proportional to 25,571.10, 38,306.43 and 22,784.70

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Solution

The fourth proportional to 25,571.10, 38,306.43 and 22,784.70 is: 34,132.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,571.10 : 38,306.43 = 22,784.70 : x
  2. Step 2: Convert to fraction form
    25,571.10/38,306.43 = 22,784.70/x
  3. Step 3: Cross multiply
    25,571.10x = 38,306.43 × 22,784.70
  4. Step 4: Simplify right side
    25,571.10x = 872,800,515.62
  5. Step 5: Solve for x
    x = 872,800,515.62/25,571.10
  6. Step 6: Final answer
    x = 34,132.30

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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.