Home / 27,198.16-37,503.48-18,800.08

Finding the Fourth Proportional to 27,198.16, 37,503.48 and 18,800.08

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Solution

The fourth proportional to 27,198.16, 37,503.48 and 18,800.08 is: 25,923.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,198.16 : 37,503.48 = 18,800.08 : x
  2. Step 2: Convert to fraction form
    27,198.16/37,503.48 = 18,800.08/x
  3. Step 3: Cross multiply
    27,198.16x = 37,503.48 × 18,800.08
  4. Step 4: Simplify right side
    27,198.16x = 705,068,424.28
  5. Step 5: Solve for x
    x = 705,068,424.28/27,198.16
  6. Step 6: Final answer
    x = 25,923.39

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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.