Home / 22,949.20-31,662.12-14,570.56

Finding the Fourth Proportional to 22,949.20, 31,662.12 and 14,570.56

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Solution

The fourth proportional to 22,949.20, 31,662.12 and 14,570.56 is: 20,102.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,949.20 : 31,662.12 = 14,570.56 : x
  2. Step 2: Convert to fraction form
    22,949.20/31,662.12 = 14,570.56/x
  3. Step 3: Cross multiply
    22,949.20x = 31,662.12 × 14,570.56
  4. Step 4: Simplify right side
    22,949.20x = 461,334,819.19
  5. Step 5: Solve for x
    x = 461,334,819.19/22,949.20
  6. Step 6: Final answer
    x = 20,102.44

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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.