Home / 18,085.84-27,137.97-10,600.20

Finding the Fourth Proportional to 18,085.84, 27,137.97 and 10,600.20

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Solution

The fourth proportional to 18,085.84, 27,137.97 and 10,600.20 is: 15,905.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,085.84 : 27,137.97 = 10,600.20 : x
  2. Step 2: Convert to fraction form
    18,085.84/27,137.97 = 10,600.20/x
  3. Step 3: Cross multiply
    18,085.84x = 27,137.97 × 10,600.20
  4. Step 4: Simplify right side
    18,085.84x = 287,667,909.59
  5. Step 5: Solve for x
    x = 287,667,909.59/18,085.84
  6. Step 6: Final answer
    x = 15,905.70

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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.