Home / 44,026.87-66,039.12-12,439.11

Finding the Fourth Proportional to 44,026.87, 66,039.12 and 12,439.11

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Solution

The fourth proportional to 44,026.87, 66,039.12 and 12,439.11 is: 18,658.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,026.87 : 66,039.12 = 12,439.11 : x
  2. Step 2: Convert to fraction form
    44,026.87/66,039.12 = 12,439.11/x
  3. Step 3: Cross multiply
    44,026.87x = 66,039.12 × 12,439.11
  4. Step 4: Simplify right side
    44,026.87x = 821,467,877.98
  5. Step 5: Solve for x
    x = 821,467,877.98/44,026.87
  6. Step 6: Final answer
    x = 18,658.33

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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.