Home / 36,404.98-50,240.48-20,490.46

Finding the Fourth Proportional to 36,404.98, 50,240.48 and 20,490.46

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Solution

The fourth proportional to 36,404.98, 50,240.48 and 20,490.46 is: 28,277.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,404.98 : 50,240.48 = 20,490.46 : x
  2. Step 2: Convert to fraction form
    36,404.98/50,240.48 = 20,490.46/x
  3. Step 3: Cross multiply
    36,404.98x = 50,240.48 × 20,490.46
  4. Step 4: Simplify right side
    36,404.98x = 1,029,450,545.82
  5. Step 5: Solve for x
    x = 1,029,450,545.82/36,404.98
  6. Step 6: Final answer
    x = 28,277.74

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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.