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Finding the Fourth Proportional to 32,542.66, 48,813.97 and 16,990.66

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Solution

The fourth proportional to 32,542.66, 48,813.97 and 16,990.66 is: 25,485.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,542.66 : 48,813.97 = 16,990.66 : x
  2. Step 2: Convert to fraction form
    32,542.66/48,813.97 = 16,990.66/x
  3. Step 3: Cross multiply
    32,542.66x = 48,813.97 × 16,990.66
  4. Step 4: Simplify right side
    32,542.66x = 829,381,567.52
  5. Step 5: Solve for x
    x = 829,381,567.52/32,542.66
  6. Step 6: Final answer
    x = 25,485.98

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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.