Home / 15,517.10-23,283.75-14,680.64

Finding the Fourth Proportional to 15,517.10, 23,283.75 and 14,680.64

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Solution

The fourth proportional to 15,517.10, 23,283.75 and 14,680.64 is: 22,028.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,517.10 : 23,283.75 = 14,680.64 : x
  2. Step 2: Convert to fraction form
    15,517.10/23,283.75 = 14,680.64/x
  3. Step 3: Cross multiply
    15,517.10x = 23,283.75 × 14,680.64
  4. Step 4: Simplify right side
    15,517.10x = 341,820,351.60
  5. Step 5: Solve for x
    x = 341,820,351.60/15,517.10
  6. Step 6: Final answer
    x = 22,028.62

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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.