Home / 27,498.70-37,965.39-18,899.68

Finding the Fourth Proportional to 27,498.70, 37,965.39 and 18,899.68

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Solution

The fourth proportional to 27,498.70, 37,965.39 and 18,899.68 is: 26,093.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,498.70 : 37,965.39 = 18,899.68 : x
  2. Step 2: Convert to fraction form
    27,498.70/37,965.39 = 18,899.68/x
  3. Step 3: Cross multiply
    27,498.70x = 37,965.39 × 18,899.68
  4. Step 4: Simplify right side
    27,498.70x = 717,533,722.08
  5. Step 5: Solve for x
    x = 717,533,722.08/27,498.70
  6. Step 6: Final answer
    x = 26,093.37

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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.