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Finding the Fourth Proportional to 32,359.10, 48,536.42 and 8,666.60

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Solution

The fourth proportional to 32,359.10, 48,536.42 and 8,666.60 is: 12,999.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,359.10 : 48,536.42 = 8,666.60 : x
  2. Step 2: Convert to fraction form
    32,359.10/48,536.42 = 8,666.60/x
  3. Step 3: Cross multiply
    32,359.10x = 48,536.42 × 8,666.60
  4. Step 4: Simplify right side
    32,359.10x = 420,645,451.56
  5. Step 5: Solve for x
    x = 420,645,451.56/32,359.10
  6. Step 6: Final answer
    x = 12,999.30

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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.