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Finding the Fourth Proportional to 32,542.55, 48,813.77 and 9,168.99

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Solution

The fourth proportional to 32,542.55, 48,813.77 and 9,168.99 is: 13,753.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,542.55 : 48,813.77 = 9,168.99 : x
  2. Step 2: Convert to fraction form
    32,542.55/48,813.77 = 9,168.99/x
  3. Step 3: Cross multiply
    32,542.55x = 48,813.77 × 9,168.99
  4. Step 4: Simplify right side
    32,542.55x = 447,572,808.86
  5. Step 5: Solve for x
    x = 447,572,808.86/32,542.55
  6. Step 6: Final answer
    x = 13,753.47

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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.