Home / 12,482.23-18,723.31-5,084.95

Finding the Fourth Proportional to 12,482.23, 18,723.31 and 5,084.95

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Solution

The fourth proportional to 12,482.23, 18,723.31 and 5,084.95 is: 7,627.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482.23 : 18,723.31 = 5,084.95 : x
  2. Step 2: Convert to fraction form
    12,482.23/18,723.31 = 5,084.95/x
  3. Step 3: Cross multiply
    12,482.23x = 18,723.31 × 5,084.95
  4. Step 4: Simplify right side
    12,482.23x = 95,207,095.18
  5. Step 5: Solve for x
    x = 95,207,095.18/12,482.23
  6. Step 6: Final answer
    x = 7,627.41

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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.