Home / 18,966.75-26,174.12-10,583.31

Finding the Fourth Proportional to 18,966.75, 26,174.12 and 10,583.31

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Solution

The fourth proportional to 18,966.75, 26,174.12 and 10,583.31 is: 14,604.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,966.75 : 26,174.12 = 10,583.31 : x
  2. Step 2: Convert to fraction form
    18,966.75/26,174.12 = 10,583.31/x
  3. Step 3: Cross multiply
    18,966.75x = 26,174.12 × 10,583.31
  4. Step 4: Simplify right side
    18,966.75x = 277,008,773.02
  5. Step 5: Solve for x
    x = 277,008,773.02/18,966.75
  6. Step 6: Final answer
    x = 14,604.97

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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.