Home / 40,153.35-60,229.84-12,073.28

Finding the Fourth Proportional to 40,153.35, 60,229.84 and 12,073.28

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Solution

The fourth proportional to 40,153.35, 60,229.84 and 12,073.28 is: 18,109.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,153.35 : 60,229.84 = 12,073.28 : x
  2. Step 2: Convert to fraction form
    40,153.35/60,229.84 = 12,073.28/x
  3. Step 3: Cross multiply
    40,153.35x = 60,229.84 × 12,073.28
  4. Step 4: Simplify right side
    40,153.35x = 727,171,722.68
  5. Step 5: Solve for x
    x = 727,171,722.68/40,153.35
  6. Step 6: Final answer
    x = 18,109.86

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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.