Home / 13,265.83-18,306.16-7,297.35

Finding the Fourth Proportional to 13,265.83, 18,306.16 and 7,297.35

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Solution

The fourth proportional to 13,265.83, 18,306.16 and 7,297.35 is: 10,069.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,265.83 : 18,306.16 = 7,297.35 : x
  2. Step 2: Convert to fraction form
    13,265.83/18,306.16 = 7,297.35/x
  3. Step 3: Cross multiply
    13,265.83x = 18,306.16 × 7,297.35
  4. Step 4: Simplify right side
    13,265.83x = 133,586,456.68
  5. Step 5: Solve for x
    x = 133,586,456.68/13,265.83
  6. Step 6: Final answer
    x = 10,069.97

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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.