Home / 27,177.05-37,491.56-19,223.66

Finding the Fourth Proportional to 27,177.05, 37,491.56 and 19,223.66

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Solution

The fourth proportional to 27,177.05, 37,491.56 and 19,223.66 is: 26,519.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,177.05 : 37,491.56 = 19,223.66 : x
  2. Step 2: Convert to fraction form
    27,177.05/37,491.56 = 19,223.66/x
  3. Step 3: Cross multiply
    27,177.05x = 37,491.56 × 19,223.66
  4. Step 4: Simplify right side
    27,177.05x = 720,725,072.01
  5. Step 5: Solve for x
    x = 720,725,072.01/27,177.05
  6. Step 6: Final answer
    x = 26,519.62

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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.