Home / 51,683.72-71,324.02-29,325.96

Finding the Fourth Proportional to 51,683.72, 71,324.02 and 29,325.96

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Solution

The fourth proportional to 51,683.72, 71,324.02 and 29,325.96 is: 40,470.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,683.72 : 71,324.02 = 29,325.96 : x
  2. Step 2: Convert to fraction form
    51,683.72/71,324.02 = 29,325.96/x
  3. Step 3: Cross multiply
    51,683.72x = 71,324.02 × 29,325.96
  4. Step 4: Simplify right side
    51,683.72x = 2,091,645,357.56
  5. Step 5: Solve for x
    x = 2,091,645,357.56/51,683.72
  6. Step 6: Final answer
    x = 40,470.10

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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.