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Finding the Fourth Proportional to 32,181.48, 48,271.92 and 8,807.88

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Solution

The fourth proportional to 32,181.48, 48,271.92 and 8,807.88 is: 13,211.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,181.48 : 48,271.92 = 8,807.88 : x
  2. Step 2: Convert to fraction form
    32,181.48/48,271.92 = 8,807.88/x
  3. Step 3: Cross multiply
    32,181.48x = 48,271.92 × 8,807.88
  4. Step 4: Simplify right side
    32,181.48x = 425,173,278.73
  5. Step 5: Solve for x
    x = 425,173,278.73/32,181.48
  6. Step 6: Final answer
    x = 13,211.74

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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.