Home / 67,634.22-93,338.64-38,958.24

Finding the Fourth Proportional to 67,634.22, 93,338.64 and 38,958.24

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Solution

The fourth proportional to 67,634.22, 93,338.64 and 38,958.24 is: 53,764.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,634.22 : 93,338.64 = 38,958.24 : x
  2. Step 2: Convert to fraction form
    67,634.22/93,338.64 = 38,958.24/x
  3. Step 3: Cross multiply
    67,634.22x = 93,338.64 × 38,958.24
  4. Step 4: Simplify right side
    67,634.22x = 3,636,309,138.39
  5. Step 5: Solve for x
    x = 3,636,309,138.39/67,634.22
  6. Step 6: Final answer
    x = 53,764.34

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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.