Home / 34,000.68-46,901.39-21,231.69

Finding the Fourth Proportional to 34,000.68, 46,901.39 and 21,231.69

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Solution

The fourth proportional to 34,000.68, 46,901.39 and 21,231.69 is: 29,287.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,000.68 : 46,901.39 = 21,231.69 : x
  2. Step 2: Convert to fraction form
    34,000.68/46,901.39 = 21,231.69/x
  3. Step 3: Cross multiply
    34,000.68x = 46,901.39 × 21,231.69
  4. Step 4: Simplify right side
    34,000.68x = 995,795,773.05
  5. Step 5: Solve for x
    x = 995,795,773.05/34,000.68
  6. Step 6: Final answer
    x = 29,287.53

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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.