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Finding the Fourth Proportional to 48,216.84, 66,539.34 and 26,997

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Solution

The fourth proportional to 48,216.84, 66,539.34 and 26,997 is: 37,255.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,216.84 : 66,539.34 = 26,997 : x
  2. Step 2: Convert to fraction form
    48,216.84/66,539.34 = 26,997/x
  3. Step 3: Cross multiply
    48,216.84x = 66,539.34 × 26,997
  4. Step 4: Simplify right side
    48,216.84x = 1,796,362,561.98
  5. Step 5: Solve for x
    x = 1,796,362,561.98/48,216.84
  6. Step 6: Final answer
    x = 37,255.92

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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.