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Finding the Fourth Proportional to 13,252.69, 19,868.24 and 7,329.34

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Solution

The fourth proportional to 13,252.69, 19,868.24 and 7,329.34 is: 10,988.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,252.69 : 19,868.24 = 7,329.34 : x
  2. Step 2: Convert to fraction form
    13,252.69/19,868.24 = 7,329.34/x
  3. Step 3: Cross multiply
    13,252.69x = 19,868.24 × 7,329.34
  4. Step 4: Simplify right side
    13,252.69x = 145,620,976.33
  5. Step 5: Solve for x
    x = 145,620,976.33/13,252.69
  6. Step 6: Final answer
    x = 10,988.03

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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.