Home / 13,817.28-19,062.14-9,627.96

Finding the Fourth Proportional to 13,817.28, 19,062.14 and 9,627.96

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Solution

The fourth proportional to 13,817.28, 19,062.14 and 9,627.96 is: 13,282.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,817.28 : 19,062.14 = 9,627.96 : x
  2. Step 2: Convert to fraction form
    13,817.28/19,062.14 = 9,627.96/x
  3. Step 3: Cross multiply
    13,817.28x = 19,062.14 × 9,627.96
  4. Step 4: Simplify right side
    13,817.28x = 183,529,521.43
  5. Step 5: Solve for x
    x = 183,529,521.43/13,817.28
  6. Step 6: Final answer
    x = 13,282.61

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1.5x scale

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.