Home / 14,064.30-19,409.91-8,097.90

Finding the Fourth Proportional to 14,064.30, 19,409.91 and 8,097.90

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Solution

The fourth proportional to 14,064.30, 19,409.91 and 8,097.90 is: 11,175.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,064.30 : 19,409.91 = 8,097.90 : x
  2. Step 2: Convert to fraction form
    14,064.30/19,409.91 = 8,097.90/x
  3. Step 3: Cross multiply
    14,064.30x = 19,409.91 × 8,097.90
  4. Step 4: Simplify right side
    14,064.30x = 157,179,510.19
  5. Step 5: Solve for x
    x = 157,179,510.19/14,064.30
  6. Step 6: Final answer
    x = 11,175.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.