Home / 18,088.20-27,173.99-17,340.89

Finding the Fourth Proportional to 18,088.20, 27,173.99 and 17,340.89

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Solution

The fourth proportional to 18,088.20, 27,173.99 and 17,340.89 is: 26,051.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,088.20 : 27,173.99 = 17,340.89 : x
  2. Step 2: Convert to fraction form
    18,088.20/27,173.99 = 17,340.89/x
  3. Step 3: Cross multiply
    18,088.20x = 27,173.99 × 17,340.89
  4. Step 4: Simplify right side
    18,088.20x = 471,221,078.93
  5. Step 5: Solve for x
    x = 471,221,078.93/18,088.20
  6. Step 6: Final answer
    x = 26,051.30

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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.