Home / 51,728.08-71,393.07-48,351.25

Finding the Fourth Proportional to 51,728.08, 71,393.07 and 48,351.25

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Solution

The fourth proportional to 51,728.08, 71,393.07 and 48,351.25 is: 66,732.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,728.08 : 71,393.07 = 48,351.25 : x
  2. Step 2: Convert to fraction form
    51,728.08/71,393.07 = 48,351.25/x
  3. Step 3: Cross multiply
    51,728.08x = 71,393.07 × 48,351.25
  4. Step 4: Simplify right side
    51,728.08x = 3,451,944,175.84
  5. Step 5: Solve for x
    x = 3,451,944,175.84/51,728.08
  6. Step 6: Final answer
    x = 66,732.50

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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.