Home / 13,231.13-19,834.07-4,908.92

Finding the Fourth Proportional to 13,231.13, 19,834.07 and 4,908.92

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Solution

The fourth proportional to 13,231.13, 19,834.07 and 4,908.92 is: 7,358.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,231.13 : 19,834.07 = 4,908.92 : x
  2. Step 2: Convert to fraction form
    13,231.13/19,834.07 = 4,908.92/x
  3. Step 3: Cross multiply
    13,231.13x = 19,834.07 × 4,908.92
  4. Step 4: Simplify right side
    13,231.13x = 97,363,739.19
  5. Step 5: Solve for x
    x = 97,363,739.19/13,231.13
  6. Step 6: Final answer
    x = 7,358.69

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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.