Home / 22,949.80-34,424.70-12,556.20

Finding the Fourth Proportional to 22,949.80, 34,424.70 and 12,556.20

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Solution

The fourth proportional to 22,949.80, 34,424.70 and 12,556.20 is: 18,834.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,949.80 : 34,424.70 = 12,556.20 : x
  2. Step 2: Convert to fraction form
    22,949.80/34,424.70 = 12,556.20/x
  3. Step 3: Cross multiply
    22,949.80x = 34,424.70 × 12,556.20
  4. Step 4: Simplify right side
    22,949.80x = 432,243,418.14
  5. Step 5: Solve for x
    x = 432,243,418.14/22,949.80
  6. Step 6: Final answer
    x = 18,834.30

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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.