Home / 15,186.73-22,787.78-10,245.99

Finding the Fourth Proportional to 15,186.73, 22,787.78 and 10,245.99

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Solution

The fourth proportional to 15,186.73, 22,787.78 and 10,245.99 is: 15,374.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,186.73 : 22,787.78 = 10,245.99 : x
  2. Step 2: Convert to fraction form
    15,186.73/22,787.78 = 10,245.99/x
  3. Step 3: Cross multiply
    15,186.73x = 22,787.78 × 10,245.99
  4. Step 4: Simplify right side
    15,186.73x = 233,483,229.32
  5. Step 5: Solve for x
    x = 233,483,229.32/15,186.73
  6. Step 6: Final answer
    x = 15,374.16

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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.