Home / 29,286.48-40,433.96-19,232.76

Finding the Fourth Proportional to 29,286.48, 40,433.96 and 19,232.76

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Solution

The fourth proportional to 29,286.48, 40,433.96 and 19,232.76 is: 26,553.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,286.48 : 40,433.96 = 19,232.76 : x
  2. Step 2: Convert to fraction form
    29,286.48/40,433.96 = 19,232.76/x
  3. Step 3: Cross multiply
    29,286.48x = 40,433.96 × 19,232.76
  4. Step 4: Simplify right side
    29,286.48x = 777,656,648.53
  5. Step 5: Solve for x
    x = 777,656,648.53/29,286.48
  6. Step 6: Final answer
    x = 26,553.44

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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.