Home / 18,961.41-26,166.57-10,463.61

Finding the Fourth Proportional to 18,961.41, 26,166.57 and 10,463.61

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Solution

The fourth proportional to 18,961.41, 26,166.57 and 10,463.61 is: 14,439.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,961.41 : 26,166.57 = 10,463.61 : x
  2. Step 2: Convert to fraction form
    18,961.41/26,166.57 = 10,463.61/x
  3. Step 3: Cross multiply
    18,961.41x = 26,166.57 × 10,463.61
  4. Step 4: Simplify right side
    18,961.41x = 273,796,901.26
  5. Step 5: Solve for x
    x = 273,796,901.26/18,961.41
  6. Step 6: Final answer
    x = 14,439.69

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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.