Home / 13,265.24-18,306.07-7,297.36

Finding the Fourth Proportional to 13,265.24, 18,306.07 and 7,297.36

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Solution

The fourth proportional to 13,265.24, 18,306.07 and 7,297.36 is: 10,070.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,265.24 : 18,306.07 = 7,297.36 : x
  2. Step 2: Convert to fraction form
    13,265.24/18,306.07 = 7,297.36/x
  3. Step 3: Cross multiply
    13,265.24x = 18,306.07 × 7,297.36
  4. Step 4: Simplify right side
    13,265.24x = 133,585,918.97
  5. Step 5: Solve for x
    x = 133,585,918.97/13,265.24
  6. Step 6: Final answer
    x = 10,070.38

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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.