Home / 29,022.72-43,475.76-15,142.56

Finding the Fourth Proportional to 29,022.72, 43,475.76 and 15,142.56

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Solution

The fourth proportional to 29,022.72, 43,475.76 and 15,142.56 is: 22,683.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,022.72 : 43,475.76 = 15,142.56 : x
  2. Step 2: Convert to fraction form
    29,022.72/43,475.76 = 15,142.56/x
  3. Step 3: Cross multiply
    29,022.72x = 43,475.76 × 15,142.56
  4. Step 4: Simplify right side
    29,022.72x = 658,334,304.35
  5. Step 5: Solve for x
    x = 658,334,304.35/29,022.72
  6. Step 6: Final answer
    x = 22,683.41

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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.