Home / 49,043.30-73,565.67-12,107.30

Finding the Fourth Proportional to 49,043.30, 73,565.67 and 12,107.30

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Solution

The fourth proportional to 49,043.30, 73,565.67 and 12,107.30 is: 18,161.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,043.30 : 73,565.67 = 12,107.30 : x
  2. Step 2: Convert to fraction form
    49,043.30/73,565.67 = 12,107.30/x
  3. Step 3: Cross multiply
    49,043.30x = 73,565.67 × 12,107.30
  4. Step 4: Simplify right side
    49,043.30x = 890,681,636.39
  5. Step 5: Solve for x
    x = 890,681,636.39/49,043.30
  6. Step 6: Final answer
    x = 18,161.13

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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.