Home / 33,989.83-50,927.10-20,814.64

Finding the Fourth Proportional to 33,989.83, 50,927.10 and 20,814.64

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Solution

The fourth proportional to 33,989.83, 50,927.10 and 20,814.64 is: 31,186.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,989.83 : 50,927.10 = 20,814.64 : x
  2. Step 2: Convert to fraction form
    33,989.83/50,927.10 = 20,814.64/x
  3. Step 3: Cross multiply
    33,989.83x = 50,927.10 × 20,814.64
  4. Step 4: Simplify right side
    33,989.83x = 1,060,029,252.74
  5. Step 5: Solve for x
    x = 1,060,029,252.74/33,989.83
  6. Step 6: Final answer
    x = 31,186.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.