Home / 27,458.06-37,891.26-16,127.36

Finding the Fourth Proportional to 27,458.06, 37,891.26 and 16,127.36

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Solution

The fourth proportional to 27,458.06, 37,891.26 and 16,127.36 is: 22,255.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,458.06 : 37,891.26 = 16,127.36 : x
  2. Step 2: Convert to fraction form
    27,458.06/37,891.26 = 16,127.36/x
  3. Step 3: Cross multiply
    27,458.06x = 37,891.26 × 16,127.36
  4. Step 4: Simplify right side
    27,458.06x = 611,085,990.87
  5. Step 5: Solve for x
    x = 611,085,990.87/27,458.06
  6. Step 6: Final answer
    x = 22,255.25

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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.