Home / 23,291.84-34,942.07-21,179.09

Finding the Fourth Proportional to 23,291.84, 34,942.07 and 21,179.09

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Solution

The fourth proportional to 23,291.84, 34,942.07 and 21,179.09 is: 31,772.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,291.84 : 34,942.07 = 21,179.09 : x
  2. Step 2: Convert to fraction form
    23,291.84/34,942.07 = 21,179.09/x
  3. Step 3: Cross multiply
    23,291.84x = 34,942.07 × 21,179.09
  4. Step 4: Simplify right side
    23,291.84x = 740,041,245.32
  5. Step 5: Solve for x
    x = 740,041,245.32/23,291.84
  6. Step 6: Final answer
    x = 31,772.55

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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.