Home / 40,645.46-60,974.01-12,567.69

Finding the Fourth Proportional to 40,645.46, 60,974.01 and 12,567.69

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Solution

The fourth proportional to 40,645.46, 60,974.01 and 12,567.69 is: 18,853.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,645.46 : 60,974.01 = 12,567.69 : x
  2. Step 2: Convert to fraction form
    40,645.46/60,974.01 = 12,567.69/x
  3. Step 3: Cross multiply
    40,645.46x = 60,974.01 × 12,567.69
  4. Step 4: Simplify right side
    40,645.46x = 766,302,392.90
  5. Step 5: Solve for x
    x = 766,302,392.90/40,645.46
  6. Step 6: Final answer
    x = 18,853.33

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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.