Home / 37,657.46-51,966.82-20,429.56

Finding the Fourth Proportional to 37,657.46, 51,966.82 and 20,429.56

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Solution

The fourth proportional to 37,657.46, 51,966.82 and 20,429.56 is: 28,192.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,657.46 : 51,966.82 = 20,429.56 : x
  2. Step 2: Convert to fraction form
    37,657.46/51,966.82 = 20,429.56/x
  3. Step 3: Cross multiply
    37,657.46x = 51,966.82 × 20,429.56
  4. Step 4: Simplify right side
    37,657.46x = 1,061,659,267.20
  5. Step 5: Solve for x
    x = 1,061,659,267.20/37,657.46
  6. Step 6: Final answer
    x = 28,192.54

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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.