Home / 27,568.89-38,044.86-14,993.64

Finding the Fourth Proportional to 27,568.89, 38,044.86 and 14,993.64

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Solution

The fourth proportional to 27,568.89, 38,044.86 and 14,993.64 is: 20,691.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,568.89 : 38,044.86 = 14,993.64 : x
  2. Step 2: Convert to fraction form
    27,568.89/38,044.86 = 14,993.64/x
  3. Step 3: Cross multiply
    27,568.89x = 38,044.86 × 14,993.64
  4. Step 4: Simplify right side
    27,568.89x = 570,430,934.69
  5. Step 5: Solve for x
    x = 570,430,934.69/27,568.89
  6. Step 6: Final answer
    x = 20,691.11

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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.