Home / 18,734.88-25,854.62-10,237.36

Finding the Fourth Proportional to 18,734.88, 25,854.62 and 10,237.36

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Solution

The fourth proportional to 18,734.88, 25,854.62 and 10,237.36 is: 14,127.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,734.88 : 25,854.62 = 10,237.36 : x
  2. Step 2: Convert to fraction form
    18,734.88/25,854.62 = 10,237.36/x
  3. Step 3: Cross multiply
    18,734.88x = 25,854.62 × 10,237.36
  4. Step 4: Simplify right side
    18,734.88x = 264,683,052.60
  5. Step 5: Solve for x
    x = 264,683,052.60/18,734.88
  6. Step 6: Final answer
    x = 14,127.82

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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.