Home / 18,589.06-27,877.68-6,106.19

Finding the Fourth Proportional to 18,589.06, 27,877.68 and 6,106.19

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Solution

The fourth proportional to 18,589.06, 27,877.68 and 6,106.19 is: 9,157.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,589.06 : 27,877.68 = 6,106.19 : x
  2. Step 2: Convert to fraction form
    18,589.06/27,877.68 = 6,106.19/x
  3. Step 3: Cross multiply
    18,589.06x = 27,877.68 × 6,106.19
  4. Step 4: Simplify right side
    18,589.06x = 170,226,456.45
  5. Step 5: Solve for x
    x = 170,226,456.45/18,589.06
  6. Step 6: Final answer
    x = 9,157.34

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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.