Home / 13,264.69-18,305.24-7,296.43

Finding the Fourth Proportional to 13,264.69, 18,305.24 and 7,296.43

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Solution

The fourth proportional to 13,264.69, 18,305.24 and 7,296.43 is: 10,069.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,264.69 : 18,305.24 = 7,296.43 : x
  2. Step 2: Convert to fraction form
    13,264.69/18,305.24 = 7,296.43/x
  3. Step 3: Cross multiply
    13,264.69x = 18,305.24 × 7,296.43
  4. Step 4: Simplify right side
    13,264.69x = 133,562,865.81
  5. Step 5: Solve for x
    x = 133,562,865.81/13,264.69
  6. Step 6: Final answer
    x = 10,069.05

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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.