Home / 30,006.90-41,414.61-22,825.31

Finding the Fourth Proportional to 30,006.90, 41,414.61 and 22,825.31

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Solution

The fourth proportional to 30,006.90, 41,414.61 and 22,825.31 is: 31,502.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,006.90 : 41,414.61 = 22,825.31 : x
  2. Step 2: Convert to fraction form
    30,006.90/41,414.61 = 22,825.31/x
  3. Step 3: Cross multiply
    30,006.90x = 41,414.61 × 22,825.31
  4. Step 4: Simplify right side
    30,006.90x = 945,301,104.71
  5. Step 5: Solve for x
    x = 945,301,104.71/30,006.90
  6. Step 6: Final answer
    x = 31,502.79

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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.