Home / 41,312.89-57,009.45-22,449.88

Finding the Fourth Proportional to 41,312.89, 57,009.45 and 22,449.88

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Solution

The fourth proportional to 41,312.89, 57,009.45 and 22,449.88 is: 30,979.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,312.89 : 57,009.45 = 22,449.88 : x
  2. Step 2: Convert to fraction form
    41,312.89/57,009.45 = 22,449.88/x
  3. Step 3: Cross multiply
    41,312.89x = 57,009.45 × 22,449.88
  4. Step 4: Simplify right side
    41,312.89x = 1,279,855,311.37
  5. Step 5: Solve for x
    x = 1,279,855,311.37/41,312.89
  6. Step 6: Final answer
    x = 30,979.56

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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.