Home / 27,428.68-41,143.01-6,652.18

Finding the Fourth Proportional to 27,428.68, 41,143.01 and 6,652.18

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Solution

The fourth proportional to 27,428.68, 41,143.01 and 6,652.18 is: 9,978.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,428.68 : 41,143.01 = 6,652.18 : x
  2. Step 2: Convert to fraction form
    27,428.68/41,143.01 = 6,652.18/x
  3. Step 3: Cross multiply
    27,428.68x = 41,143.01 × 6,652.18
  4. Step 4: Simplify right side
    27,428.68x = 273,690,708.26
  5. Step 5: Solve for x
    x = 273,690,708.26/27,428.68
  6. Step 6: Final answer
    x = 9,978.27

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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.