Home / 41,972.48-57,926.12-31,343.68

Finding the Fourth Proportional to 41,972.48, 57,926.12 and 31,343.68

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Solution

The fourth proportional to 41,972.48, 57,926.12 and 31,343.68 is: 43,257.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,972.48 : 57,926.12 = 31,343.68 : x
  2. Step 2: Convert to fraction form
    41,972.48/57,926.12 = 31,343.68/x
  3. Step 3: Cross multiply
    41,972.48x = 57,926.12 × 31,343.68
  4. Step 4: Simplify right side
    41,972.48x = 1,815,617,768.92
  5. Step 5: Solve for x
    x = 1,815,617,768.92/41,972.48
  6. Step 6: Final answer
    x = 43,257.34

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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.