Home / 44,272.26-66,406.52-10,991.60

Finding the Fourth Proportional to 44,272.26, 66,406.52 and 10,991.60

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Solution

The fourth proportional to 44,272.26, 66,406.52 and 10,991.60 is: 16,486.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,272.26 : 66,406.52 = 10,991.60 : x
  2. Step 2: Convert to fraction form
    44,272.26/66,406.52 = 10,991.60/x
  3. Step 3: Cross multiply
    44,272.26x = 66,406.52 × 10,991.60
  4. Step 4: Simplify right side
    44,272.26x = 729,913,905.23
  5. Step 5: Solve for x
    x = 729,913,905.23/44,272.26
  6. Step 6: Final answer
    x = 16,486.94

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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.