Home / 12,702.23-19,054.04-5,299.23

Finding the Fourth Proportional to 12,702.23, 19,054.04 and 5,299.23

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Solution

The fourth proportional to 12,702.23, 19,054.04 and 5,299.23 is: 7,949.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,702.23 : 19,054.04 = 5,299.23 : x
  2. Step 2: Convert to fraction form
    12,702.23/19,054.04 = 5,299.23/x
  3. Step 3: Cross multiply
    12,702.23x = 19,054.04 × 5,299.23
  4. Step 4: Simplify right side
    12,702.23x = 100,971,713.89
  5. Step 5: Solve for x
    x = 100,971,713.89/12,702.23
  6. Step 6: Final answer
    x = 7,949.14

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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.