Home / 29,262.38-40,381.78-15,833.34

Finding the Fourth Proportional to 29,262.38, 40,381.78 and 15,833.34

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Solution

The fourth proportional to 29,262.38, 40,381.78 and 15,833.34 is: 21,849.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,262.38 : 40,381.78 = 15,833.34 : x
  2. Step 2: Convert to fraction form
    29,262.38/40,381.78 = 15,833.34/x
  3. Step 3: Cross multiply
    29,262.38x = 40,381.78 × 15,833.34
  4. Step 4: Simplify right side
    29,262.38x = 639,378,371.38
  5. Step 5: Solve for x
    x = 639,378,371.38/29,262.38
  6. Step 6: Final answer
    x = 21,849.84

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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.