Home / 18,701.27-25,808.75-10,744.01

Finding the Fourth Proportional to 18,701.27, 25,808.75 and 10,744.01

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Solution

The fourth proportional to 18,701.27, 25,808.75 and 10,744.01 is: 14,827.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,701.27 : 25,808.75 = 10,744.01 : x
  2. Step 2: Convert to fraction form
    18,701.27/25,808.75 = 10,744.01/x
  3. Step 3: Cross multiply
    18,701.27x = 25,808.75 × 10,744.01
  4. Step 4: Simplify right side
    18,701.27x = 277,289,559.47
  5. Step 5: Solve for x
    x = 277,289,559.47/18,701.27
  6. Step 6: Final answer
    x = 14,827.31

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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.