Home / 44,255.07-66,372.12-12,664.16

Finding the Fourth Proportional to 44,255.07, 66,372.12 and 12,664.16

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Solution

The fourth proportional to 44,255.07, 66,372.12 and 12,664.16 is: 18,993.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,255.07 : 66,372.12 = 12,664.16 : x
  2. Step 2: Convert to fraction form
    44,255.07/66,372.12 = 12,664.16/x
  3. Step 3: Cross multiply
    44,255.07x = 66,372.12 × 12,664.16
  4. Step 4: Simplify right side
    44,255.07x = 840,546,815.36
  5. Step 5: Solve for x
    x = 840,546,815.36/44,255.07
  6. Step 6: Final answer
    x = 18,993.23

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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.