Home / 24,806.20-34,131-21,438.24

Finding the Fourth Proportional to 24,806.20, 34,131 and 21,438.24

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Solution

The fourth proportional to 24,806.20, 34,131 and 21,438.24 is: 29,497.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,806.20 : 34,131 = 21,438.24 : x
  2. Step 2: Convert to fraction form
    24,806.20/34,131 = 21,438.24/x
  3. Step 3: Cross multiply
    24,806.20x = 34,131 × 21,438.24
  4. Step 4: Simplify right side
    24,806.20x = 731,708,569.44
  5. Step 5: Solve for x
    x = 731,708,569.44/24,806.20
  6. Step 6: Final answer
    x = 29,497.00

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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.