Home / 13,235.49-18,265.46-7,267.11

Finding the Fourth Proportional to 13,235.49, 18,265.46 and 7,267.11

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Solution

The fourth proportional to 13,235.49, 18,265.46 and 7,267.11 is: 10,028.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235.49 : 18,265.46 = 7,267.11 : x
  2. Step 2: Convert to fraction form
    13,235.49/18,265.46 = 7,267.11/x
  3. Step 3: Cross multiply
    13,235.49x = 18,265.46 × 7,267.11
  4. Step 4: Simplify right side
    13,235.49x = 132,737,107.02
  5. Step 5: Solve for x
    x = 132,737,107.02/13,235.49
  6. Step 6: Final answer
    x = 10,028.88

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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.