Home / 18,231.08-27,347.96-6,544.40

Finding the Fourth Proportional to 18,231.08, 27,347.96 and 6,544.40

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Solution

The fourth proportional to 18,231.08, 27,347.96 and 6,544.40 is: 9,817.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,231.08 : 27,347.96 = 6,544.40 : x
  2. Step 2: Convert to fraction form
    18,231.08/27,347.96 = 6,544.40/x
  3. Step 3: Cross multiply
    18,231.08x = 27,347.96 × 6,544.40
  4. Step 4: Simplify right side
    18,231.08x = 178,975,989.42
  5. Step 5: Solve for x
    x = 178,975,989.42/18,231.08
  6. Step 6: Final answer
    x = 9,817.08

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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.