Home / 25,180.04-34,765.52-15,623.82

Finding the Fourth Proportional to 25,180.04, 34,765.52 and 15,623.82

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Solution

The fourth proportional to 25,180.04, 34,765.52 and 15,623.82 is: 21,571.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,180.04 : 34,765.52 = 15,623.82 : x
  2. Step 2: Convert to fraction form
    25,180.04/34,765.52 = 15,623.82/x
  3. Step 3: Cross multiply
    25,180.04x = 34,765.52 × 15,623.82
  4. Step 4: Simplify right side
    25,180.04x = 543,170,148.57
  5. Step 5: Solve for x
    x = 543,170,148.57/25,180.04
  6. Step 6: Final answer
    x = 21,571.45

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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.