Home / 13,235.36-18,265.46-7,266.96

Finding the Fourth Proportional to 13,235.36, 18,265.46 and 7,266.96

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Solution

The fourth proportional to 13,235.36, 18,265.46 and 7,266.96 is: 10,028.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235.36 : 18,265.46 = 7,266.96 : x
  2. Step 2: Convert to fraction form
    13,235.36/18,265.46 = 7,266.96/x
  3. Step 3: Cross multiply
    13,235.36x = 18,265.46 × 7,266.96
  4. Step 4: Simplify right side
    13,235.36x = 132,734,367.20
  5. Step 5: Solve for x
    x = 132,734,367.20/13,235.36
  6. Step 6: Final answer
    x = 10,028.77

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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.