Home / 51,765.44-71,431.34-29,099.21

Finding the Fourth Proportional to 51,765.44, 71,431.34 and 29,099.21

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Solution

The fourth proportional to 51,765.44, 71,431.34 and 29,099.21 is: 40,154.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,765.44 : 71,431.34 = 29,099.21 : x
  2. Step 2: Convert to fraction form
    51,765.44/71,431.34 = 29,099.21/x
  3. Step 3: Cross multiply
    51,765.44x = 71,431.34 × 29,099.21
  4. Step 4: Simplify right side
    51,765.44x = 2,078,595,060.59
  5. Step 5: Solve for x
    x = 2,078,595,060.59/51,765.44
  6. Step 6: Final answer
    x = 40,154.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.