Home / 27,736.77-38,276.99-25,617.78

Finding the Fourth Proportional to 27,736.77, 38,276.99 and 25,617.78

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Solution

The fourth proportional to 27,736.77, 38,276.99 and 25,617.78 is: 35,352.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,736.77 : 38,276.99 = 25,617.78 : x
  2. Step 2: Convert to fraction form
    27,736.77/38,276.99 = 25,617.78/x
  3. Step 3: Cross multiply
    27,736.77x = 38,276.99 × 25,617.78
  4. Step 4: Simplify right side
    27,736.77x = 980,571,380.79
  5. Step 5: Solve for x
    x = 980,571,380.79/27,736.77
  6. Step 6: Final answer
    x = 35,352.76

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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.