Home / 15,855.62-23,766.31-10,312.95

Finding the Fourth Proportional to 15,855.62, 23,766.31 and 10,312.95

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Solution

The fourth proportional to 15,855.62, 23,766.31 and 10,312.95 is: 15,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,855.62 : 23,766.31 = 10,312.95 : x
  2. Step 2: Convert to fraction form
    15,855.62/23,766.31 = 10,312.95/x
  3. Step 3: Cross multiply
    15,855.62x = 23,766.31 × 10,312.95
  4. Step 4: Simplify right side
    15,855.62x = 245,100,868.73
  5. Step 5: Solve for x
    x = 245,100,868.73/15,855.62
  6. Step 6: Final answer
    x = 15,458.30

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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.