Home / 22,837.20-34,207.20-18,949.20

Finding the Fourth Proportional to 22,837.20, 34,207.20 and 18,949.20

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Solution

The fourth proportional to 22,837.20, 34,207.20 and 18,949.20 is: 28,383.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,837.20 : 34,207.20 = 18,949.20 : x
  2. Step 2: Convert to fraction form
    22,837.20/34,207.20 = 18,949.20/x
  3. Step 3: Cross multiply
    22,837.20x = 34,207.20 × 18,949.20
  4. Step 4: Simplify right side
    22,837.20x = 648,199,074.24
  5. Step 5: Solve for x
    x = 648,199,074.24/22,837.20
  6. Step 6: Final answer
    x = 28,383.47

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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.