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Finding the Fourth Proportional to 32,486.88, 48,714.96 and 14,951.52

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Solution

The fourth proportional to 32,486.88, 48,714.96 and 14,951.52 is: 22,420.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,486.88 : 48,714.96 = 14,951.52 : x
  2. Step 2: Convert to fraction form
    32,486.88/48,714.96 = 14,951.52/x
  3. Step 3: Cross multiply
    32,486.88x = 48,714.96 × 14,951.52
  4. Step 4: Simplify right side
    32,486.88x = 728,362,698.74
  5. Step 5: Solve for x
    x = 728,362,698.74/32,486.88
  6. Step 6: Final answer
    x = 22,420.21

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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.