Home / 37,488.17-51,735.05-20,493.56

Finding the Fourth Proportional to 37,488.17, 51,735.05 and 20,493.56

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Solution

The fourth proportional to 37,488.17, 51,735.05 and 20,493.56 is: 28,281.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,488.17 : 51,735.05 = 20,493.56 : x
  2. Step 2: Convert to fraction form
    37,488.17/51,735.05 = 20,493.56/x
  3. Step 3: Cross multiply
    37,488.17x = 51,735.05 × 20,493.56
  4. Step 4: Simplify right side
    37,488.17x = 1,060,234,990.13
  5. Step 5: Solve for x
    x = 1,060,234,990.13/37,488.17
  6. Step 6: Final answer
    x = 28,281.86

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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.