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Finding the Fourth Proportional to 32,800.80, 49,195.92 and 9,421.92

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Solution

The fourth proportional to 32,800.80, 49,195.92 and 9,421.92 is: 14,131.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,800.80 : 49,195.92 = 9,421.92 : x
  2. Step 2: Convert to fraction form
    32,800.80/49,195.92 = 9,421.92/x
  3. Step 3: Cross multiply
    32,800.80x = 49,195.92 × 9,421.92
  4. Step 4: Simplify right side
    32,800.80x = 463,520,022.57
  5. Step 5: Solve for x
    x = 463,520,022.57/32,800.80
  6. Step 6: Final answer
    x = 14,131.36

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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.