Home / 29,042.88-40,101.75-22,317.90

Finding the Fourth Proportional to 29,042.88, 40,101.75 and 22,317.90

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Solution

The fourth proportional to 29,042.88, 40,101.75 and 22,317.90 is: 30,816.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,042.88 : 40,101.75 = 22,317.90 : x
  2. Step 2: Convert to fraction form
    29,042.88/40,101.75 = 22,317.90/x
  3. Step 3: Cross multiply
    29,042.88x = 40,101.75 × 22,317.90
  4. Step 4: Simplify right side
    29,042.88x = 894,986,846.33
  5. Step 5: Solve for x
    x = 894,986,846.33/29,042.88
  6. Step 6: Final answer
    x = 30,816.05

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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.