Home / 13,283.29-19,907.61-6,705.91

Finding the Fourth Proportional to 13,283.29, 19,907.61 and 6,705.91

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Solution

The fourth proportional to 13,283.29, 19,907.61 and 6,705.91 is: 10,050.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,283.29 : 19,907.61 = 6,705.91 : x
  2. Step 2: Convert to fraction form
    13,283.29/19,907.61 = 6,705.91/x
  3. Step 3: Cross multiply
    13,283.29x = 19,907.61 × 6,705.91
  4. Step 4: Simplify right side
    13,283.29x = 133,498,640.98
  5. Step 5: Solve for x
    x = 133,498,640.98/13,283.29
  6. Step 6: Final answer
    x = 10,050.12

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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.