Home / 18,093.29-27,140.83-5,621.81

Finding the Fourth Proportional to 18,093.29, 27,140.83 and 5,621.81

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Solution

The fourth proportional to 18,093.29, 27,140.83 and 5,621.81 is: 8,432.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,093.29 : 27,140.83 = 5,621.81 : x
  2. Step 2: Convert to fraction form
    18,093.29/27,140.83 = 5,621.81/x
  3. Step 3: Cross multiply
    18,093.29x = 27,140.83 × 5,621.81
  4. Step 4: Simplify right side
    18,093.29x = 152,580,453.80
  5. Step 5: Solve for x
    x = 152,580,453.80/18,093.29
  6. Step 6: Final answer
    x = 8,432.99

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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.