Home / 43,730.67-65,540.63-27,929.60

Finding the Fourth Proportional to 43,730.67, 65,540.63 and 27,929.60

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Solution

The fourth proportional to 43,730.67, 65,540.63 and 27,929.60 is: 41,859.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,730.67 : 65,540.63 = 27,929.60 : x
  2. Step 2: Convert to fraction form
    43,730.67/65,540.63 = 27,929.60/x
  3. Step 3: Cross multiply
    43,730.67x = 65,540.63 × 27,929.60
  4. Step 4: Simplify right side
    43,730.67x = 1,830,523,112.30
  5. Step 5: Solve for x
    x = 1,830,523,112.30/43,730.67
  6. Step 6: Final answer
    x = 41,859.02

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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.