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Finding the Fourth Proportional to 32,157.44, 48,229.76 and 9,965.44

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Solution

The fourth proportional to 32,157.44, 48,229.76 and 9,965.44 is: 14,946.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,157.44 : 48,229.76 = 9,965.44 : x
  2. Step 2: Convert to fraction form
    32,157.44/48,229.76 = 9,965.44/x
  3. Step 3: Cross multiply
    32,157.44x = 48,229.76 × 9,965.44
  4. Step 4: Simplify right side
    32,157.44x = 480,630,779.49
  5. Step 5: Solve for x
    x = 480,630,779.49/32,157.44
  6. Step 6: Final answer
    x = 14,946.18

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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.