Home / 36,705.72-50,657.45-20,575.77

Finding the Fourth Proportional to 36,705.72, 50,657.45 and 20,575.77

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Solution

The fourth proportional to 36,705.72, 50,657.45 and 20,575.77 is: 28,396.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,705.72 : 50,657.45 = 20,575.77 : x
  2. Step 2: Convert to fraction form
    36,705.72/50,657.45 = 20,575.77/x
  3. Step 3: Cross multiply
    36,705.72x = 50,657.45 × 20,575.77
  4. Step 4: Simplify right side
    36,705.72x = 1,042,315,937.11
  5. Step 5: Solve for x
    x = 1,042,315,937.11/36,705.72
  6. Step 6: Final answer
    x = 28,396.55

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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.