Home / 27,428.93-41,143.39-6,652.43

Finding the Fourth Proportional to 27,428.93, 41,143.39 and 6,652.43

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Solution

The fourth proportional to 27,428.93, 41,143.39 and 6,652.43 is: 9,978.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,428.93 : 41,143.39 = 6,652.43 : x
  2. Step 2: Convert to fraction form
    27,428.93/41,143.39 = 6,652.43/x
  3. Step 3: Cross multiply
    27,428.93x = 41,143.39 × 6,652.43
  4. Step 4: Simplify right side
    27,428.93x = 273,703,316.22
  5. Step 5: Solve for x
    x = 273,703,316.22/27,428.93
  6. Step 6: Final answer
    x = 9,978.64

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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.