Home / 22,684.40-34,022.16-21,559.21

Finding the Fourth Proportional to 22,684.40, 34,022.16 and 21,559.21

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Solution

The fourth proportional to 22,684.40, 34,022.16 and 21,559.21 is: 32,334.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,684.40 : 34,022.16 = 21,559.21 : x
  2. Step 2: Convert to fraction form
    22,684.40/34,022.16 = 21,559.21/x
  3. Step 3: Cross multiply
    22,684.40x = 34,022.16 × 21,559.21
  4. Step 4: Simplify right side
    22,684.40x = 733,490,721.98
  5. Step 5: Solve for x
    x = 733,490,721.98/22,684.40
  6. Step 6: Final answer
    x = 32,334.59

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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.