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Finding the Fourth Proportional to 32,661.58, 48,991.29 and 14,193.58

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Solution

The fourth proportional to 32,661.58, 48,991.29 and 14,193.58 is: 21,289.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,661.58 : 48,991.29 = 14,193.58 : x
  2. Step 2: Convert to fraction form
    32,661.58/48,991.29 = 14,193.58/x
  3. Step 3: Cross multiply
    32,661.58x = 48,991.29 × 14,193.58
  4. Step 4: Simplify right side
    32,661.58x = 695,361,793.92
  5. Step 5: Solve for x
    x = 695,361,793.92/32,661.58
  6. Step 6: Final answer
    x = 21,289.90

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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.