Home / 30,098.52-41,522.85-18,155.22

Finding the Fourth Proportional to 30,098.52, 41,522.85 and 18,155.22

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Solution

The fourth proportional to 30,098.52, 41,522.85 and 18,155.22 is: 25,046.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,098.52 : 41,522.85 = 18,155.22 : x
  2. Step 2: Convert to fraction form
    30,098.52/41,522.85 = 18,155.22/x
  3. Step 3: Cross multiply
    30,098.52x = 41,522.85 × 18,155.22
  4. Step 4: Simplify right side
    30,098.52x = 753,856,476.78
  5. Step 5: Solve for x
    x = 753,856,476.78/30,098.52
  6. Step 6: Final answer
    x = 25,046.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.