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Finding the Fourth Proportional to 48,551.52, 72,827.28 and 15,274.56

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Solution

The fourth proportional to 48,551.52, 72,827.28 and 15,274.56 is: 22,911.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,551.52 : 72,827.28 = 15,274.56 : x
  2. Step 2: Convert to fraction form
    48,551.52/72,827.28 = 15,274.56/x
  3. Step 3: Cross multiply
    48,551.52x = 72,827.28 × 15,274.56
  4. Step 4: Simplify right side
    48,551.52x = 1,112,404,658.00
  5. Step 5: Solve for x
    x = 1,112,404,658.00/48,551.52
  6. Step 6: Final answer
    x = 22,911.84

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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.