Home / 18,591.06-27,880.68-6,108.19

Finding the Fourth Proportional to 18,591.06, 27,880.68 and 6,108.19

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Solution

The fourth proportional to 18,591.06, 27,880.68 and 6,108.19 is: 9,160.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,591.06 : 27,880.68 = 6,108.19 : x
  2. Step 2: Convert to fraction form
    18,591.06/27,880.68 = 6,108.19/x
  3. Step 3: Cross multiply
    18,591.06x = 27,880.68 × 6,108.19
  4. Step 4: Simplify right side
    18,591.06x = 170,300,490.77
  5. Step 5: Solve for x
    x = 170,300,490.77/18,591.06
  6. Step 6: Final answer
    x = 9,160.34

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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.