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Finding the Fourth Proportional to 32,157.66, 48,241.15 and 9,972.82

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Solution

The fourth proportional to 32,157.66, 48,241.15 and 9,972.82 is: 14,960.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,157.66 : 48,241.15 = 9,972.82 : x
  2. Step 2: Convert to fraction form
    32,157.66/48,241.15 = 9,972.82/x
  3. Step 3: Cross multiply
    32,157.66x = 48,241.15 × 9,972.82
  4. Step 4: Simplify right side
    32,157.66x = 481,100,397.01
  5. Step 5: Solve for x
    x = 481,100,397.01/32,157.66
  6. Step 6: Final answer
    x = 14,960.68

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1.5x scale

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.