Home / 37,696.98-51,977.88-28,120.24

Finding the Fourth Proportional to 37,696.98, 51,977.88 and 28,120.24

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Solution

The fourth proportional to 37,696.98, 51,977.88 and 28,120.24 is: 38,773.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,696.98 : 51,977.88 = 28,120.24 : x
  2. Step 2: Convert to fraction form
    37,696.98/51,977.88 = 28,120.24/x
  3. Step 3: Cross multiply
    37,696.98x = 51,977.88 × 28,120.24
  4. Step 4: Simplify right side
    37,696.98x = 1,461,630,401.44
  5. Step 5: Solve for x
    x = 1,461,630,401.44/37,696.98
  6. Step 6: Final answer
    x = 38,773.15

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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.