Home / 18,055.90-27,084.45-6,209.56

Finding the Fourth Proportional to 18,055.90, 27,084.45 and 6,209.56

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Solution

The fourth proportional to 18,055.90, 27,084.45 and 6,209.56 is: 9,314.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,055.90 : 27,084.45 = 6,209.56 : x
  2. Step 2: Convert to fraction form
    18,055.90/27,084.45 = 6,209.56/x
  3. Step 3: Cross multiply
    18,055.90x = 27,084.45 × 6,209.56
  4. Step 4: Simplify right side
    18,055.90x = 168,182,350.87
  5. Step 5: Solve for x
    x = 168,182,350.87/18,055.90
  6. Step 6: Final answer
    x = 9,314.54

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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.