Home / 18,493.50-25,521.12-10,110

Finding the Fourth Proportional to 18,493.50, 25,521.12 and 10,110

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Solution

The fourth proportional to 18,493.50, 25,521.12 and 10,110 is: 13,951.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,493.50 : 25,521.12 = 10,110 : x
  2. Step 2: Convert to fraction form
    18,493.50/25,521.12 = 10,110/x
  3. Step 3: Cross multiply
    18,493.50x = 25,521.12 × 10,110
  4. Step 4: Simplify right side
    18,493.50x = 258,018,523.20
  5. Step 5: Solve for x
    x = 258,018,523.20/18,493.50
  6. Step 6: Final answer
    x = 13,951.85

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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.