Home / 18,297.99-27,445.62-5,817.51

Finding the Fourth Proportional to 18,297.99, 27,445.62 and 5,817.51

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Solution

The fourth proportional to 18,297.99, 27,445.62 and 5,817.51 is: 8,725.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,297.99 : 27,445.62 = 5,817.51 : x
  2. Step 2: Convert to fraction form
    18,297.99/27,445.62 = 5,817.51/x
  3. Step 3: Cross multiply
    18,297.99x = 27,445.62 × 5,817.51
  4. Step 4: Simplify right side
    18,297.99x = 159,665,168.81
  5. Step 5: Solve for x
    x = 159,665,168.81/18,297.99
  6. Step 6: Final answer
    x = 8,725.83

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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.