Home / 18,234.15-27,303.75-17,125.92

Finding the Fourth Proportional to 18,234.15, 27,303.75 and 17,125.92

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Solution

The fourth proportional to 18,234.15, 27,303.75 and 17,125.92 is: 25,644.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234.15 : 27,303.75 = 17,125.92 : x
  2. Step 2: Convert to fraction form
    18,234.15/27,303.75 = 17,125.92/x
  3. Step 3: Cross multiply
    18,234.15x = 27,303.75 × 17,125.92
  4. Step 4: Simplify right side
    18,234.15x = 467,601,838.20
  5. Step 5: Solve for x
    x = 467,601,838.20/18,234.15
  6. Step 6: Final answer
    x = 25,644.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.