Home / 30,086.28-41,500.98-22,149

Finding the Fourth Proportional to 30,086.28, 41,500.98 and 22,149

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Solution

The fourth proportional to 30,086.28, 41,500.98 and 22,149 is: 30,552.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,086.28 : 41,500.98 = 22,149 : x
  2. Step 2: Convert to fraction form
    30,086.28/41,500.98 = 22,149/x
  3. Step 3: Cross multiply
    30,086.28x = 41,500.98 × 22,149
  4. Step 4: Simplify right side
    30,086.28x = 919,205,206.02
  5. Step 5: Solve for x
    x = 919,205,206.02/30,086.28
  6. Step 6: Final answer
    x = 30,552.31

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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.