Home / 13,069.91-19,607.29-6,144.41

Finding the Fourth Proportional to 13,069.91, 19,607.29 and 6,144.41

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Solution

The fourth proportional to 13,069.91, 19,607.29 and 6,144.41 is: 9,217.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,069.91 : 19,607.29 = 6,144.41 : x
  2. Step 2: Convert to fraction form
    13,069.91/19,607.29 = 6,144.41/x
  3. Step 3: Cross multiply
    13,069.91x = 19,607.29 × 6,144.41
  4. Step 4: Simplify right side
    13,069.91x = 120,475,228.75
  5. Step 5: Solve for x
    x = 120,475,228.75/13,069.91
  6. Step 6: Final answer
    x = 9,217.76

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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.