Home / 15,925.87-23,872.33-5,392.41

Finding the Fourth Proportional to 15,925.87, 23,872.33 and 5,392.41

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Solution

The fourth proportional to 15,925.87, 23,872.33 and 5,392.41 is: 8,083.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,925.87 : 23,872.33 = 5,392.41 : x
  2. Step 2: Convert to fraction form
    15,925.87/23,872.33 = 5,392.41/x
  3. Step 3: Cross multiply
    15,925.87x = 23,872.33 × 5,392.41
  4. Step 4: Simplify right side
    15,925.87x = 128,729,391.02
  5. Step 5: Solve for x
    x = 128,729,391.02/15,925.87
  6. Step 6: Final answer
    x = 8,083.04

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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.