Home / 13,243.10-19,863.61-6,224.65

Finding the Fourth Proportional to 13,243.10, 19,863.61 and 6,224.65

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Solution

The fourth proportional to 13,243.10, 19,863.61 and 6,224.65 is: 9,336.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,243.10 : 19,863.61 = 6,224.65 : x
  2. Step 2: Convert to fraction form
    13,243.10/19,863.61 = 6,224.65/x
  3. Step 3: Cross multiply
    13,243.10x = 19,863.61 × 6,224.65
  4. Step 4: Simplify right side
    13,243.10x = 123,643,954.77
  5. Step 5: Solve for x
    x = 123,643,954.77/13,243.10
  6. Step 6: Final answer
    x = 9,336.48

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1.5x scale

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.