Home / 27,948-38,568.24-16,773.60

Finding the Fourth Proportional to 27,948, 38,568.24 and 16,773.60

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Solution

The fourth proportional to 27,948, 38,568.24 and 16,773.60 is: 23,147.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,948 : 38,568.24 = 16,773.60 : x
  2. Step 2: Convert to fraction form
    27,948/38,568.24 = 16,773.60/x
  3. Step 3: Cross multiply
    27,948x = 38,568.24 × 16,773.60
  4. Step 4: Simplify right side
    27,948x = 646,928,230.46
  5. Step 5: Solve for x
    x = 646,928,230.46/27,948
  6. Step 6: Final answer
    x = 23,147.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.