Home / 27,458.32-37,896.54-17,387.70

Finding the Fourth Proportional to 27,458.32, 37,896.54 and 17,387.70

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Solution

The fourth proportional to 27,458.32, 37,896.54 and 17,387.70 is: 23,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,458.32 : 37,896.54 = 17,387.70 : x
  2. Step 2: Convert to fraction form
    27,458.32/37,896.54 = 17,387.70/x
  3. Step 3: Cross multiply
    27,458.32x = 37,896.54 × 17,387.70
  4. Step 4: Simplify right side
    27,458.32x = 658,933,668.56
  5. Step 5: Solve for x
    x = 658,933,668.56/27,458.32
  6. Step 6: Final answer
    x = 23,997.60

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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.