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Finding the Fourth Proportional to 48,114.63, 72,182.88 and 21,826.89

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Solution

The fourth proportional to 48,114.63, 72,182.88 and 21,826.89 is: 32,745.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,114.63 : 72,182.88 = 21,826.89 : x
  2. Step 2: Convert to fraction form
    48,114.63/72,182.88 = 21,826.89/x
  3. Step 3: Cross multiply
    48,114.63x = 72,182.88 × 21,826.89
  4. Step 4: Simplify right side
    48,114.63x = 1,575,527,781.64
  5. Step 5: Solve for x
    x = 1,575,527,781.64/48,114.63
  6. Step 6: Final answer
    x = 32,745.30

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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.