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Finding the Fourth Proportional to 32,899.65, 49,344.32 and 10,712.88

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Solution

The fourth proportional to 32,899.65, 49,344.32 and 10,712.88 is: 16,067.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,899.65 : 49,344.32 = 10,712.88 : x
  2. Step 2: Convert to fraction form
    32,899.65/49,344.32 = 10,712.88/x
  3. Step 3: Cross multiply
    32,899.65x = 49,344.32 × 10,712.88
  4. Step 4: Simplify right side
    32,899.65x = 528,619,778.84
  5. Step 5: Solve for x
    x = 528,619,778.84/32,899.65
  6. Step 6: Final answer
    x = 16,067.64

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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.