Home / 51,605.24-71,220.92-28,946.44

Finding the Fourth Proportional to 51,605.24, 71,220.92 and 28,946.44

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Solution

The fourth proportional to 51,605.24, 71,220.92 and 28,946.44 is: 39,949.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,605.24 : 71,220.92 = 28,946.44 : x
  2. Step 2: Convert to fraction form
    51,605.24/71,220.92 = 28,946.44/x
  3. Step 3: Cross multiply
    51,605.24x = 71,220.92 × 28,946.44
  4. Step 4: Simplify right side
    51,605.24x = 2,061,592,087.52
  5. Step 5: Solve for x
    x = 2,061,592,087.52/51,605.24
  6. Step 6: Final answer
    x = 39,949.28

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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.