Home / 33,000.60-45,530.04-21,067.80

Finding the Fourth Proportional to 33,000.60, 45,530.04 and 21,067.80

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Solution

The fourth proportional to 33,000.60, 45,530.04 and 21,067.80 is: 29,066.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,000.60 : 45,530.04 = 21,067.80 : x
  2. Step 2: Convert to fraction form
    33,000.60/45,530.04 = 21,067.80/x
  3. Step 3: Cross multiply
    33,000.60x = 45,530.04 × 21,067.80
  4. Step 4: Simplify right side
    33,000.60x = 959,217,776.71
  5. Step 5: Solve for x
    x = 959,217,776.71/33,000.60
  6. Step 6: Final answer
    x = 29,066.68

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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.