Home / 18,716.25-25,827.36-10,648.82

Finding the Fourth Proportional to 18,716.25, 25,827.36 and 10,648.82

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Solution

The fourth proportional to 18,716.25, 25,827.36 and 10,648.82 is: 14,694.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,716.25 : 25,827.36 = 10,648.82 : x
  2. Step 2: Convert to fraction form
    18,716.25/25,827.36 = 10,648.82/x
  3. Step 3: Cross multiply
    18,716.25x = 25,827.36 × 10,648.82
  4. Step 4: Simplify right side
    18,716.25x = 275,030,778.58
  5. Step 5: Solve for x
    x = 275,030,778.58/18,716.25
  6. Step 6: Final answer
    x = 14,694.76

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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.