Home / 18,297.16-27,449.84-5,817.12

Finding the Fourth Proportional to 18,297.16, 27,449.84 and 5,817.12

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Solution

The fourth proportional to 18,297.16, 27,449.84 and 5,817.12 is: 8,726.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,297.16 : 27,449.84 = 5,817.12 : x
  2. Step 2: Convert to fraction form
    18,297.16/27,449.84 = 5,817.12/x
  3. Step 3: Cross multiply
    18,297.16x = 27,449.84 × 5,817.12
  4. Step 4: Simplify right side
    18,297.16x = 159,679,013.26
  5. Step 5: Solve for x
    x = 159,679,013.26/18,297.16
  6. Step 6: Final answer
    x = 8,726.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.