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Finding the Fourth Proportional to 30,422.58, 45,571.89 and 24,820.22

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Solution

The fourth proportional to 30,422.58, 45,571.89 and 24,820.22 is: 37,179.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,422.58 : 45,571.89 = 24,820.22 : x
  2. Step 2: Convert to fraction form
    30,422.58/45,571.89 = 24,820.22/x
  3. Step 3: Cross multiply
    30,422.58x = 45,571.89 × 24,820.22
  4. Step 4: Simplify right side
    30,422.58x = 1,131,104,107.76
  5. Step 5: Solve for x
    x = 1,131,104,107.76/30,422.58
  6. Step 6: Final answer
    x = 37,179.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.