Home / 13,299.03-18,352.71-7,249.24

Finding the Fourth Proportional to 13,299.03, 18,352.71 and 7,249.24

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Solution

The fourth proportional to 13,299.03, 18,352.71 and 7,249.24 is: 10,003.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,299.03 : 18,352.71 = 7,249.24 : x
  2. Step 2: Convert to fraction form
    13,299.03/18,352.71 = 7,249.24/x
  3. Step 3: Cross multiply
    13,299.03x = 18,352.71 × 7,249.24
  4. Step 4: Simplify right side
    13,299.03x = 133,043,199.44
  5. Step 5: Solve for x
    x = 133,043,199.44/13,299.03
  6. Step 6: Final answer
    x = 10,003.98

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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.