Home / 37,358.80-51,554.44-20,363.20

Finding the Fourth Proportional to 37,358.80, 51,554.44 and 20,363.20

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Solution

The fourth proportional to 37,358.80, 51,554.44 and 20,363.20 is: 28,100.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,358.80 : 51,554.44 = 20,363.20 : x
  2. Step 2: Convert to fraction form
    37,358.80/51,554.44 = 20,363.20/x
  3. Step 3: Cross multiply
    37,358.80x = 51,554.44 × 20,363.20
  4. Step 4: Simplify right side
    37,358.80x = 1,049,813,372.61
  5. Step 5: Solve for x
    x = 1,049,813,372.61/37,358.80
  6. Step 6: Final answer
    x = 28,100.83

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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.