Home / 44,028.12-66,041-12,440.36

Finding the Fourth Proportional to 44,028.12, 66,041 and 12,440.36

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Solution

The fourth proportional to 44,028.12, 66,041 and 12,440.36 is: 18,660.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,028.12 : 66,041 = 12,440.36 : x
  2. Step 2: Convert to fraction form
    44,028.12/66,041 = 12,440.36/x
  3. Step 3: Cross multiply
    44,028.12x = 66,041 × 12,440.36
  4. Step 4: Simplify right side
    44,028.12x = 821,573,814.76
  5. Step 5: Solve for x
    x = 821,573,814.76/44,028.12
  6. Step 6: Final answer
    x = 18,660.21

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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.