Home / 36,732.62-50,690.82-20,820.08

Finding the Fourth Proportional to 36,732.62, 50,690.82 and 20,820.08

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Solution

The fourth proportional to 36,732.62, 50,690.82 and 20,820.08 is: 28,731.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,732.62 : 50,690.82 = 20,820.08 : x
  2. Step 2: Convert to fraction form
    36,732.62/50,690.82 = 20,820.08/x
  3. Step 3: Cross multiply
    36,732.62x = 50,690.82 × 20,820.08
  4. Step 4: Simplify right side
    36,732.62x = 1,055,386,927.67
  5. Step 5: Solve for x
    x = 1,055,386,927.67/36,732.62
  6. Step 6: Final answer
    x = 28,731.60

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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.