Home / 43,086.44-64,629.66-13,506.56

Finding the Fourth Proportional to 43,086.44, 64,629.66 and 13,506.56

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Solution

The fourth proportional to 43,086.44, 64,629.66 and 13,506.56 is: 20,259.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,086.44 : 64,629.66 = 13,506.56 : x
  2. Step 2: Convert to fraction form
    43,086.44/64,629.66 = 13,506.56/x
  3. Step 3: Cross multiply
    43,086.44x = 64,629.66 × 13,506.56
  4. Step 4: Simplify right side
    43,086.44x = 872,924,380.57
  5. Step 5: Solve for x
    x = 872,924,380.57/43,086.44
  6. Step 6: Final answer
    x = 20,259.84

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1.5x scale

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.