Home / 18,120.62-24,994.95-13,092.23

Finding the Fourth Proportional to 18,120.62, 24,994.95 and 13,092.23

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Solution

The fourth proportional to 18,120.62, 24,994.95 and 13,092.23 is: 18,058.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,120.62 : 24,994.95 = 13,092.23 : x
  2. Step 2: Convert to fraction form
    18,120.62/24,994.95 = 13,092.23/x
  3. Step 3: Cross multiply
    18,120.62x = 24,994.95 × 13,092.23
  4. Step 4: Simplify right side
    18,120.62x = 327,239,634.24
  5. Step 5: Solve for x
    x = 327,239,634.24/18,120.62
  6. Step 6: Final answer
    x = 18,058.96

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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.