Home / 30,175.20-45,244.62-13,532.22

Finding the Fourth Proportional to 30,175.20, 45,244.62 and 13,532.22

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Solution

The fourth proportional to 30,175.20, 45,244.62 and 13,532.22 is: 20,290.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,175.20 : 45,244.62 = 13,532.22 : x
  2. Step 2: Convert to fraction form
    30,175.20/45,244.62 = 13,532.22/x
  3. Step 3: Cross multiply
    30,175.20x = 45,244.62 × 13,532.22
  4. Step 4: Simplify right side
    30,175.20x = 612,260,151.66
  5. Step 5: Solve for x
    x = 612,260,151.66/30,175.20
  6. Step 6: Final answer
    x = 20,290.18

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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.