Home / 13,301.54-18,350.99-7,634.24

Finding the Fourth Proportional to 13,301.54, 18,350.99 and 7,634.24

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Solution

The fourth proportional to 13,301.54, 18,350.99 and 7,634.24 is: 10,532.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,301.54 : 18,350.99 = 7,634.24 : x
  2. Step 2: Convert to fraction form
    13,301.54/18,350.99 = 7,634.24/x
  3. Step 3: Cross multiply
    13,301.54x = 18,350.99 × 7,634.24
  4. Step 4: Simplify right side
    13,301.54x = 140,095,823.73
  5. Step 5: Solve for x
    x = 140,095,823.73/13,301.54
  6. Step 6: Final answer
    x = 10,532.30

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1.5x scale

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.