Home / 43,721.28-65,483.04-35,847.84

Finding the Fourth Proportional to 43,721.28, 65,483.04 and 35,847.84

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Solution

The fourth proportional to 43,721.28, 65,483.04 and 35,847.84 is: 53,690.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,721.28 : 65,483.04 = 35,847.84 : x
  2. Step 2: Convert to fraction form
    43,721.28/65,483.04 = 35,847.84/x
  3. Step 3: Cross multiply
    43,721.28x = 65,483.04 × 35,847.84
  4. Step 4: Simplify right side
    43,721.28x = 2,347,425,540.63
  5. Step 5: Solve for x
    x = 2,347,425,540.63/43,721.28
  6. Step 6: Final answer
    x = 53,690.69

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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.