Home / 18,234.12-25,162.57-10,168.00

Finding the Fourth Proportional to 18,234.12, 25,162.57 and 10,168.00

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Solution

The fourth proportional to 18,234.12, 25,162.57 and 10,168.00 is: 14,031.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234.12 : 25,162.57 = 10,168.00 : x
  2. Step 2: Convert to fraction form
    18,234.12/25,162.57 = 10,168.00/x
  3. Step 3: Cross multiply
    18,234.12x = 25,162.57 × 10,168.00
  4. Step 4: Simplify right side
    18,234.12x = 255,853,142.08
  5. Step 5: Solve for x
    x = 255,853,142.08/18,234.12
  6. Step 6: Final answer
    x = 14,031.56

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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.