Home / 30,355.73-41,891.65-16,926.85

Finding the Fourth Proportional to 30,355.73, 41,891.65 and 16,926.85

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Solution

The fourth proportional to 30,355.73, 41,891.65 and 16,926.85 is: 23,359.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,355.73 : 41,891.65 = 16,926.85 : x
  2. Step 2: Convert to fraction form
    30,355.73/41,891.65 = 16,926.85/x
  3. Step 3: Cross multiply
    30,355.73x = 41,891.65 × 16,926.85
  4. Step 4: Simplify right side
    30,355.73x = 709,093,685.85
  5. Step 5: Solve for x
    x = 709,093,685.85/30,355.73
  6. Step 6: Final answer
    x = 23,359.47

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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.