Home / 13,095.76-19,653.92-5,310.04

Finding the Fourth Proportional to 13,095.76, 19,653.92 and 5,310.04

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Solution

The fourth proportional to 13,095.76, 19,653.92 and 5,310.04 is: 7,969.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,095.76 : 19,653.92 = 5,310.04 : x
  2. Step 2: Convert to fraction form
    13,095.76/19,653.92 = 5,310.04/x
  3. Step 3: Cross multiply
    13,095.76x = 19,653.92 × 5,310.04
  4. Step 4: Simplify right side
    13,095.76x = 104,363,101.36
  5. Step 5: Solve for x
    x = 104,363,101.36/13,095.76
  6. Step 6: Final answer
    x = 7,969.23

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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.