Home / 49,255.20-67,971.68-26,899.20

Finding the Fourth Proportional to 49,255.20, 67,971.68 and 26,899.20

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Solution

The fourth proportional to 49,255.20, 67,971.68 and 26,899.20 is: 37,120.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,255.20 : 67,971.68 = 26,899.20 : x
  2. Step 2: Convert to fraction form
    49,255.20/67,971.68 = 26,899.20/x
  3. Step 3: Cross multiply
    49,255.20x = 67,971.68 × 26,899.20
  4. Step 4: Simplify right side
    49,255.20x = 1,828,383,814.66
  5. Step 5: Solve for x
    x = 1,828,383,814.66/49,255.20
  6. Step 6: Final answer
    x = 37,120.63

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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.