Home / 51,821.75-71,514.02-29,465.75

Finding the Fourth Proportional to 51,821.75, 71,514.02 and 29,465.75

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Solution

The fourth proportional to 51,821.75, 71,514.02 and 29,465.75 is: 40,662.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,821.75 : 71,514.02 = 29,465.75 : x
  2. Step 2: Convert to fraction form
    51,821.75/71,514.02 = 29,465.75/x
  3. Step 3: Cross multiply
    51,821.75x = 71,514.02 × 29,465.75
  4. Step 4: Simplify right side
    51,821.75x = 2,107,214,234.82
  5. Step 5: Solve for x
    x = 2,107,214,234.82/51,821.75
  6. Step 6: Final answer
    x = 40,662.74

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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.