Home / 40,207.83-55,493.45-22,308.62

Finding the Fourth Proportional to 40,207.83, 55,493.45 and 22,308.62

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Solution

The fourth proportional to 40,207.83, 55,493.45 and 22,308.62 is: 30,789.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,207.83 : 55,493.45 = 22,308.62 : x
  2. Step 2: Convert to fraction form
    40,207.83/55,493.45 = 22,308.62/x
  3. Step 3: Cross multiply
    40,207.83x = 55,493.45 × 22,308.62
  4. Step 4: Simplify right side
    40,207.83x = 1,237,981,899.53
  5. Step 5: Solve for x
    x = 1,237,981,899.53/40,207.83
  6. Step 6: Final answer
    x = 30,789.57

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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.