Home / 51,577.56-71,180.04-28,915.44

Finding the Fourth Proportional to 51,577.56, 71,180.04 and 28,915.44

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Solution

The fourth proportional to 51,577.56, 71,180.04 and 28,915.44 is: 39,904.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,577.56 : 71,180.04 = 28,915.44 : x
  2. Step 2: Convert to fraction form
    51,577.56/71,180.04 = 28,915.44/x
  3. Step 3: Cross multiply
    51,577.56x = 71,180.04 × 28,915.44
  4. Step 4: Simplify right side
    51,577.56x = 2,058,202,175.82
  5. Step 5: Solve for x
    x = 2,058,202,175.82/51,577.56
  6. Step 6: Final answer
    x = 39,904.99

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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.