Home / 41,720.20-57,573.96-22,857.28

Finding the Fourth Proportional to 41,720.20, 57,573.96 and 22,857.28

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Solution

The fourth proportional to 41,720.20, 57,573.96 and 22,857.28 is: 31,543.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,720.20 : 57,573.96 = 22,857.28 : x
  2. Step 2: Convert to fraction form
    41,720.20/57,573.96 = 22,857.28/x
  3. Step 3: Cross multiply
    41,720.20x = 57,573.96 × 22,857.28
  4. Step 4: Simplify right side
    41,720.20x = 1,315,984,124.43
  5. Step 5: Solve for x
    x = 1,315,984,124.43/41,720.20
  6. Step 6: Final answer
    x = 31,543.09

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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.