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Finding the Fourth Proportional to 32,960.64, 49,449.06 and 9,587.28

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Solution

The fourth proportional to 32,960.64, 49,449.06 and 9,587.28 is: 14,383.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,960.64 : 49,449.06 = 9,587.28 : x
  2. Step 2: Convert to fraction form
    32,960.64/49,449.06 = 9,587.28/x
  3. Step 3: Cross multiply
    32,960.64x = 49,449.06 × 9,587.28
  4. Step 4: Simplify right side
    32,960.64x = 474,081,983.96
  5. Step 5: Solve for x
    x = 474,081,983.96/32,960.64
  6. Step 6: Final answer
    x = 14,383.28

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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.