Home / 22,923.33-34,424.61-13,621.78

Finding the Fourth Proportional to 22,923.33, 34,424.61 and 13,621.78

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Solution

The fourth proportional to 22,923.33, 34,424.61 and 13,621.78 is: 20,456.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,923.33 : 34,424.61 = 13,621.78 : x
  2. Step 2: Convert to fraction form
    22,923.33/34,424.61 = 13,621.78/x
  3. Step 3: Cross multiply
    22,923.33x = 34,424.61 × 13,621.78
  4. Step 4: Simplify right side
    22,923.33x = 468,924,464.01
  5. Step 5: Solve for x
    x = 468,924,464.01/22,923.33
  6. Step 6: Final answer
    x = 20,456.21

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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.