Home / 13,234.80-18,264.23-7,267

Finding the Fourth Proportional to 13,234.80, 18,264.23 and 7,267

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Solution

The fourth proportional to 13,234.80, 18,264.23 and 7,267 is: 10,028.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,234.80 : 18,264.23 = 7,267 : x
  2. Step 2: Convert to fraction form
    13,234.80/18,264.23 = 7,267/x
  3. Step 3: Cross multiply
    13,234.80x = 18,264.23 × 7,267
  4. Step 4: Simplify right side
    13,234.80x = 132,726,159.41
  5. Step 5: Solve for x
    x = 132,726,159.41/13,234.80
  6. Step 6: Final answer
    x = 10,028.57

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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.