Home / 37,038.87-51,113.25-20,042.73

Finding the Fourth Proportional to 37,038.87, 51,113.25 and 20,042.73

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Solution

The fourth proportional to 37,038.87, 51,113.25 and 20,042.73 is: 27,658.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,038.87 : 51,113.25 = 20,042.73 : x
  2. Step 2: Convert to fraction form
    37,038.87/51,113.25 = 20,042.73/x
  3. Step 3: Cross multiply
    37,038.87x = 51,113.25 × 20,042.73
  4. Step 4: Simplify right side
    37,038.87x = 1,024,449,069.17
  5. Step 5: Solve for x
    x = 1,024,449,069.17/37,038.87
  6. Step 6: Final answer
    x = 27,658.76

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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.