Home / 18,833.82-25,994.22-12,460.74

Finding the Fourth Proportional to 18,833.82, 25,994.22 and 12,460.74

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Solution

The fourth proportional to 18,833.82, 25,994.22 and 12,460.74 is: 17,198.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,833.82 : 25,994.22 = 12,460.74 : x
  2. Step 2: Convert to fraction form
    18,833.82/25,994.22 = 12,460.74/x
  3. Step 3: Cross multiply
    18,833.82x = 25,994.22 × 12,460.74
  4. Step 4: Simplify right side
    18,833.82x = 323,907,216.92
  5. Step 5: Solve for x
    x = 323,907,216.92/18,833.82
  6. Step 6: Final answer
    x = 17,198.17

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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.