Home / 41,820.72-57,712.36-22,700.88

Finding the Fourth Proportional to 41,820.72, 57,712.36 and 22,700.88

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Solution

The fourth proportional to 41,820.72, 57,712.36 and 22,700.88 is: 31,327.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,820.72 : 57,712.36 = 22,700.88 : x
  2. Step 2: Convert to fraction form
    41,820.72/57,712.36 = 22,700.88/x
  3. Step 3: Cross multiply
    41,820.72x = 57,712.36 × 22,700.88
  4. Step 4: Simplify right side
    41,820.72x = 1,310,121,358.88
  5. Step 5: Solve for x
    x = 1,310,121,358.88/41,820.72
  6. Step 6: Final answer
    x = 31,327.09

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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.