Home / 13,116.14-19,658.28-6,086.60

Finding the Fourth Proportional to 13,116.14, 19,658.28 and 6,086.60

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Solution

The fourth proportional to 13,116.14, 19,658.28 and 6,086.60 is: 9,122.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,116.14 : 19,658.28 = 6,086.60 : x
  2. Step 2: Convert to fraction form
    13,116.14/19,658.28 = 6,086.60/x
  3. Step 3: Cross multiply
    13,116.14x = 19,658.28 × 6,086.60
  4. Step 4: Simplify right side
    13,116.14x = 119,652,087.05
  5. Step 5: Solve for x
    x = 119,652,087.05/13,116.14
  6. Step 6: Final answer
    x = 9,122.51

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1.5x scale

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.