Home / 18,226.53-27,347.81-6,388.83

Finding the Fourth Proportional to 18,226.53, 27,347.81 and 6,388.83

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Solution

The fourth proportional to 18,226.53, 27,347.81 and 6,388.83 is: 9,586.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,226.53 : 27,347.81 = 6,388.83 : x
  2. Step 2: Convert to fraction form
    18,226.53/27,347.81 = 6,388.83/x
  3. Step 3: Cross multiply
    18,226.53x = 27,347.81 × 6,388.83
  4. Step 4: Simplify right side
    18,226.53x = 174,720,477.02
  5. Step 5: Solve for x
    x = 174,720,477.02/18,226.53
  6. Step 6: Final answer
    x = 9,586.05

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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.