Home / 13,302.91-19,949.16-5,808.75

Finding the Fourth Proportional to 13,302.91, 19,949.16 and 5,808.75

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Solution

The fourth proportional to 13,302.91, 19,949.16 and 5,808.75 is: 8,710.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302.91 : 19,949.16 = 5,808.75 : x
  2. Step 2: Convert to fraction form
    13,302.91/19,949.16 = 5,808.75/x
  3. Step 3: Cross multiply
    13,302.91x = 19,949.16 × 5,808.75
  4. Step 4: Simplify right side
    13,302.91x = 115,879,683.15
  5. Step 5: Solve for x
    x = 115,879,683.15/13,302.91
  6. Step 6: Final answer
    x = 8,710.86

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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.