Home / 39,305.80-58,983-15,932.44

Finding the Fourth Proportional to 39,305.80, 58,983 and 15,932.44

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Solution

The fourth proportional to 39,305.80, 58,983 and 15,932.44 is: 23,908.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,305.80 : 58,983 = 15,932.44 : x
  2. Step 2: Convert to fraction form
    39,305.80/58,983 = 15,932.44/x
  3. Step 3: Cross multiply
    39,305.80x = 58,983 × 15,932.44
  4. Step 4: Simplify right side
    39,305.80x = 939,743,108.52
  5. Step 5: Solve for x
    x = 939,743,108.52/39,305.80
  6. Step 6: Final answer
    x = 23,908.51

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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.