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Finding the Fourth Proportional to 32,494.72, 48,742.08 and 11,718.22

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Solution

The fourth proportional to 32,494.72, 48,742.08 and 11,718.22 is: 17,577.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,494.72 : 48,742.08 = 11,718.22 : x
  2. Step 2: Convert to fraction form
    32,494.72/48,742.08 = 11,718.22/x
  3. Step 3: Cross multiply
    32,494.72x = 48,742.08 × 11,718.22
  4. Step 4: Simplify right side
    32,494.72x = 571,170,416.70
  5. Step 5: Solve for x
    x = 571,170,416.70/32,494.72
  6. Step 6: Final answer
    x = 17,577.33

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Similar ratio
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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.