Home / 51,752.90-71,418.02-32,628.80

Finding the Fourth Proportional to 51,752.90, 71,418.02 and 32,628.80

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Solution

The fourth proportional to 51,752.90, 71,418.02 and 32,628.80 is: 45,027.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,752.90 : 71,418.02 = 32,628.80 : x
  2. Step 2: Convert to fraction form
    51,752.90/71,418.02 = 32,628.80/x
  3. Step 3: Cross multiply
    51,752.90x = 71,418.02 × 32,628.80
  4. Step 4: Simplify right side
    51,752.90x = 2,330,284,290.98
  5. Step 5: Solve for x
    x = 2,330,284,290.98/51,752.90
  6. Step 6: Final answer
    x = 45,027.12

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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.