Home / 14,590.62-20,133.03-8,216.14

Finding the Fourth Proportional to 14,590.62, 20,133.03 and 8,216.14

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Solution

The fourth proportional to 14,590.62, 20,133.03 and 8,216.14 is: 11,337.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,590.62 : 20,133.03 = 8,216.14 : x
  2. Step 2: Convert to fraction form
    14,590.62/20,133.03 = 8,216.14/x
  3. Step 3: Cross multiply
    14,590.62x = 20,133.03 × 8,216.14
  4. Step 4: Simplify right side
    14,590.62x = 165,415,793.10
  5. Step 5: Solve for x
    x = 165,415,793.10/14,590.62
  6. Step 6: Final answer
    x = 11,337.13

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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.