Home / 49,728.52-68,619.73-29,309.25

Finding the Fourth Proportional to 49,728.52, 68,619.73 and 29,309.25

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Solution

The fourth proportional to 49,728.52, 68,619.73 and 29,309.25 is: 40,443.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,728.52 : 68,619.73 = 29,309.25 : x
  2. Step 2: Convert to fraction form
    49,728.52/68,619.73 = 29,309.25/x
  3. Step 3: Cross multiply
    49,728.52x = 68,619.73 × 29,309.25
  4. Step 4: Simplify right side
    49,728.52x = 2,011,192,331.86
  5. Step 5: Solve for x
    x = 2,011,192,331.86/49,728.52
  6. Step 6: Final answer
    x = 40,443.44

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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.