Home / 43,836.64-65,702.76-25,129.60

Finding the Fourth Proportional to 43,836.64, 65,702.76 and 25,129.60

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Solution

The fourth proportional to 43,836.64, 65,702.76 and 25,129.60 is: 37,664.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,836.64 : 65,702.76 = 25,129.60 : x
  2. Step 2: Convert to fraction form
    43,836.64/65,702.76 = 25,129.60/x
  3. Step 3: Cross multiply
    43,836.64x = 65,702.76 × 25,129.60
  4. Step 4: Simplify right side
    43,836.64x = 1,651,084,077.70
  5. Step 5: Solve for x
    x = 1,651,084,077.70/43,836.64
  6. Step 6: Final answer
    x = 37,664.48

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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.