Home / 48,224.21-72,336.30-21,936.47

Finding the Fourth Proportional to 48,224.21, 72,336.30 and 21,936.47

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Solution

The fourth proportional to 48,224.21, 72,336.30 and 21,936.47 is: 32,904.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,224.21 : 72,336.30 = 21,936.47 : x
  2. Step 2: Convert to fraction form
    48,224.21/72,336.30 = 21,936.47/x
  3. Step 3: Cross multiply
    48,224.21x = 72,336.30 × 21,936.47
  4. Step 4: Simplify right side
    48,224.21x = 1,586,802,713.18
  5. Step 5: Solve for x
    x = 1,586,802,713.18/48,224.21
  6. Step 6: Final answer
    x = 32,904.69

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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.