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Finding the Fourth Proportional to 22,465.83, 33,703.07 and 8,613.75

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Solution

The fourth proportional to 22,465.83, 33,703.07 and 8,613.75 is: 12,922.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,465.83 : 33,703.07 = 8,613.75 : x
  2. Step 2: Convert to fraction form
    22,465.83/33,703.07 = 8,613.75/x
  3. Step 3: Cross multiply
    22,465.83x = 33,703.07 × 8,613.75
  4. Step 4: Simplify right side
    22,465.83x = 290,309,776.14
  5. Step 5: Solve for x
    x = 290,309,776.14/22,465.83
  6. Step 6: Final answer
    x = 12,922.28

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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.