Home / 24,105.60-33,311.49-18,126.90

Finding the Fourth Proportional to 24,105.60, 33,311.49 and 18,126.90

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Solution

The fourth proportional to 24,105.60, 33,311.49 and 18,126.90 is: 25,049.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,105.60 : 33,311.49 = 18,126.90 : x
  2. Step 2: Convert to fraction form
    24,105.60/33,311.49 = 18,126.90/x
  3. Step 3: Cross multiply
    24,105.60x = 33,311.49 × 18,126.90
  4. Step 4: Simplify right side
    24,105.60x = 603,834,048.08
  5. Step 5: Solve for x
    x = 603,834,048.08/24,105.60
  6. Step 6: Final answer
    x = 25,049.53

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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.