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Finding the Fourth Proportional to 32,246.72, 48,354.22 and 18,945.62

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Solution

The fourth proportional to 32,246.72, 48,354.22 and 18,945.62 is: 28,409.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,246.72 : 48,354.22 = 18,945.62 : x
  2. Step 2: Convert to fraction form
    32,246.72/48,354.22 = 18,945.62/x
  3. Step 3: Cross multiply
    32,246.72x = 48,354.22 × 18,945.62
  4. Step 4: Simplify right side
    32,246.72x = 916,100,677.52
  5. Step 5: Solve for x
    x = 916,100,677.52/32,246.72
  6. Step 6: Final answer
    x = 28,409.11

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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.