Home / 12,108.24-18,167.16-4,714.92

Finding the Fourth Proportional to 12,108.24, 18,167.16 and 4,714.92

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Solution

The fourth proportional to 12,108.24, 18,167.16 and 4,714.92 is: 7,074.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,108.24 : 18,167.16 = 4,714.92 : x
  2. Step 2: Convert to fraction form
    12,108.24/18,167.16 = 4,714.92/x
  3. Step 3: Cross multiply
    12,108.24x = 18,167.16 × 4,714.92
  4. Step 4: Simplify right side
    12,108.24x = 85,656,706.03
  5. Step 5: Solve for x
    x = 85,656,706.03/12,108.24
  6. Step 6: Final answer
    x = 7,074.25

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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.