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Finding the Fourth Proportional to 32,479.41, 48,734.16 and 17,670.69

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Solution

The fourth proportional to 32,479.41, 48,734.16 and 17,670.69 is: 26,514.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,479.41 : 48,734.16 = 17,670.69 : x
  2. Step 2: Convert to fraction form
    32,479.41/48,734.16 = 17,670.69/x
  3. Step 3: Cross multiply
    32,479.41x = 48,734.16 × 17,670.69
  4. Step 4: Simplify right side
    32,479.41x = 861,166,167.51
  5. Step 5: Solve for x
    x = 861,166,167.51/32,479.41
  6. Step 6: Final answer
    x = 26,514.22

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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.