Home / 26,776.11-36,936.02-18,275.54

Finding the Fourth Proportional to 26,776.11, 36,936.02 and 18,275.54

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Solution

The fourth proportional to 26,776.11, 36,936.02 and 18,275.54 is: 25,209.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,776.11 : 36,936.02 = 18,275.54 : x
  2. Step 2: Convert to fraction form
    26,776.11/36,936.02 = 18,275.54/x
  3. Step 3: Cross multiply
    26,776.11x = 36,936.02 × 18,275.54
  4. Step 4: Simplify right side
    26,776.11x = 675,025,571.96
  5. Step 5: Solve for x
    x = 675,025,571.96/26,776.11
  6. Step 6: Final answer
    x = 25,209.99

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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.