Home / 18,193.07-25,106.54-10,235.43

Finding the Fourth Proportional to 18,193.07, 25,106.54 and 10,235.43

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Solution

The fourth proportional to 18,193.07, 25,106.54 and 10,235.43 is: 14,124.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,193.07 : 25,106.54 = 10,235.43 : x
  2. Step 2: Convert to fraction form
    18,193.07/25,106.54 = 10,235.43/x
  3. Step 3: Cross multiply
    18,193.07x = 25,106.54 × 10,235.43
  4. Step 4: Simplify right side
    18,193.07x = 256,976,181.54
  5. Step 5: Solve for x
    x = 256,976,181.54/18,193.07
  6. Step 6: Final answer
    x = 14,124.95

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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.