Home / 19,983.20-29,951.46-15,036.94

Finding the Fourth Proportional to 19,983.20, 29,951.46 and 15,036.94

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Solution

The fourth proportional to 19,983.20, 29,951.46 and 15,036.94 is: 22,537.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,983.20 : 29,951.46 = 15,036.94 : x
  2. Step 2: Convert to fraction form
    19,983.20/29,951.46 = 15,036.94/x
  3. Step 3: Cross multiply
    19,983.20x = 29,951.46 × 15,036.94
  4. Step 4: Simplify right side
    19,983.20x = 450,378,306.93
  5. Step 5: Solve for x
    x = 450,378,306.93/19,983.20
  6. Step 6: Final answer
    x = 22,537.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.