Home / 15,084.24-20,825.70-9,716.01

Finding the Fourth Proportional to 15,084.24, 20,825.70 and 9,716.01

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Solution

The fourth proportional to 15,084.24, 20,825.70 and 9,716.01 is: 13,414.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,084.24 : 20,825.70 = 9,716.01 : x
  2. Step 2: Convert to fraction form
    15,084.24/20,825.70 = 9,716.01/x
  3. Step 3: Cross multiply
    15,084.24x = 20,825.70 × 9,716.01
  4. Step 4: Simplify right side
    15,084.24x = 202,342,709.46
  5. Step 5: Solve for x
    x = 202,342,709.46/15,084.24
  6. Step 6: Final answer
    x = 13,414.18

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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.