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Finding the Fourth Proportional to 32,161.80, 48,249.79 and 10,813.79

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Solution

The fourth proportional to 32,161.80, 48,249.79 and 10,813.79 is: 16,223.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,161.80 : 48,249.79 = 10,813.79 : x
  2. Step 2: Convert to fraction form
    32,161.80/48,249.79 = 10,813.79/x
  3. Step 3: Cross multiply
    32,161.80x = 48,249.79 × 10,813.79
  4. Step 4: Simplify right side
    32,161.80x = 521,762,828.32
  5. Step 5: Solve for x
    x = 521,762,828.32/32,161.80
  6. Step 6: Final answer
    x = 16,223.06

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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.