Home / 37,495.17-51,743.30-20,728.17

Finding the Fourth Proportional to 37,495.17, 51,743.30 and 20,728.17

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Solution

The fourth proportional to 37,495.17, 51,743.30 and 20,728.17 is: 28,604.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,495.17 : 51,743.30 = 20,728.17 : x
  2. Step 2: Convert to fraction form
    37,495.17/51,743.30 = 20,728.17/x
  3. Step 3: Cross multiply
    37,495.17x = 51,743.30 × 20,728.17
  4. Step 4: Simplify right side
    37,495.17x = 1,072,543,815.12
  5. Step 5: Solve for x
    x = 1,072,543,815.12/37,495.17
  6. Step 6: Final answer
    x = 28,604.85

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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.