Home / 13,297.27-18,350.25-7,329.04

Finding the Fourth Proportional to 13,297.27, 18,350.25 and 7,329.04

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Solution

The fourth proportional to 13,297.27, 18,350.25 and 7,329.04 is: 10,114.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,297.27 : 18,350.25 = 7,329.04 : x
  2. Step 2: Convert to fraction form
    13,297.27/18,350.25 = 7,329.04/x
  3. Step 3: Cross multiply
    13,297.27x = 18,350.25 × 7,329.04
  4. Step 4: Simplify right side
    13,297.27x = 134,489,716.26
  5. Step 5: Solve for x
    x = 134,489,716.26/13,297.27
  6. Step 6: Final answer
    x = 10,114.08

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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.