Home / 36,220.50-54,335.61-15,448.86

Finding the Fourth Proportional to 36,220.50, 54,335.61 and 15,448.86

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Solution

The fourth proportional to 36,220.50, 54,335.61 and 15,448.86 is: 23,175.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,220.50 : 54,335.61 = 15,448.86 : x
  2. Step 2: Convert to fraction form
    36,220.50/54,335.61 = 15,448.86/x
  3. Step 3: Cross multiply
    36,220.50x = 54,335.61 × 15,448.86
  4. Step 4: Simplify right side
    36,220.50x = 839,423,231.90
  5. Step 5: Solve for x
    x = 839,423,231.90/36,220.50
  6. Step 6: Final answer
    x = 23,175.36

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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.