Home / 48,388.06-72,552.59-21,728.87

Finding the Fourth Proportional to 48,388.06, 72,552.59 and 21,728.87

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Solution

The fourth proportional to 48,388.06, 72,552.59 and 21,728.87 is: 32,580.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,388.06 : 72,552.59 = 21,728.87 : x
  2. Step 2: Convert to fraction form
    48,388.06/72,552.59 = 21,728.87/x
  3. Step 3: Cross multiply
    48,388.06x = 72,552.59 × 21,728.87
  4. Step 4: Simplify right side
    48,388.06x = 1,576,485,796.27
  5. Step 5: Solve for x
    x = 1,576,485,796.27/48,388.06
  6. Step 6: Final answer
    x = 32,580.06

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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.