Home / 41,840.68-57,740.62-22,720.66

Finding the Fourth Proportional to 41,840.68, 57,740.62 and 22,720.66

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Solution

The fourth proportional to 41,840.68, 57,740.62 and 22,720.66 is: 31,354.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,840.68 : 57,740.62 = 22,720.66 : x
  2. Step 2: Convert to fraction form
    41,840.68/57,740.62 = 22,720.66/x
  3. Step 3: Cross multiply
    41,840.68x = 57,740.62 × 22,720.66
  4. Step 4: Simplify right side
    41,840.68x = 1,311,904,995.21
  5. Step 5: Solve for x
    x = 1,311,904,995.21/41,840.68
  6. Step 6: Final answer
    x = 31,354.77

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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.