Home / 18,252.25-25,191.78-10,294.63

Finding the Fourth Proportional to 18,252.25, 25,191.78 and 10,294.63

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Solution

The fourth proportional to 18,252.25, 25,191.78 and 10,294.63 is: 14,208.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,252.25 : 25,191.78 = 10,294.63 : x
  2. Step 2: Convert to fraction form
    18,252.25/25,191.78 = 10,294.63/x
  3. Step 3: Cross multiply
    18,252.25x = 25,191.78 × 10,294.63
  4. Step 4: Simplify right side
    18,252.25x = 259,340,054.14
  5. Step 5: Solve for x
    x = 259,340,054.14/18,252.25
  6. Step 6: Final answer
    x = 14,208.66

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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.