Home / 27,969.74-41,975.56-17,455.14

Finding the Fourth Proportional to 27,969.74, 41,975.56 and 17,455.14

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Solution

The fourth proportional to 27,969.74, 41,975.56 and 17,455.14 is: 26,195.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,969.74 : 41,975.56 = 17,455.14 : x
  2. Step 2: Convert to fraction form
    27,969.74/41,975.56 = 17,455.14/x
  3. Step 3: Cross multiply
    27,969.74x = 41,975.56 × 17,455.14
  4. Step 4: Simplify right side
    27,969.74x = 732,689,276.38
  5. Step 5: Solve for x
    x = 732,689,276.38/27,969.74
  6. Step 6: Final answer
    x = 26,195.78

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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.