Home / 18,178.82-27,259.50-10,784.24

Finding the Fourth Proportional to 18,178.82, 27,259.50 and 10,784.24

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Solution

The fourth proportional to 18,178.82, 27,259.50 and 10,784.24 is: 16,171.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,178.82 : 27,259.50 = 10,784.24 : x
  2. Step 2: Convert to fraction form
    18,178.82/27,259.50 = 10,784.24/x
  3. Step 3: Cross multiply
    18,178.82x = 27,259.50 × 10,784.24
  4. Step 4: Simplify right side
    18,178.82x = 293,972,990.28
  5. Step 5: Solve for x
    x = 293,972,990.28/18,178.82
  6. Step 6: Final answer
    x = 16,171.18

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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.