Home / 27,436.68-41,155.14-6,660.18

Finding the Fourth Proportional to 27,436.68, 41,155.14 and 6,660.18

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Solution

The fourth proportional to 27,436.68, 41,155.14 and 6,660.18 is: 9,990.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,436.68 : 41,155.14 = 6,660.18 : x
  2. Step 2: Convert to fraction form
    27,436.68/41,155.14 = 6,660.18/x
  3. Step 3: Cross multiply
    27,436.68x = 41,155.14 × 6,660.18
  4. Step 4: Simplify right side
    27,436.68x = 274,100,640.33
  5. Step 5: Solve for x
    x = 274,100,640.33/27,436.68
  6. Step 6: Final answer
    x = 9,990.30

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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.