Home / 37,624.86-51,922.38-20,857.86

Finding the Fourth Proportional to 37,624.86, 51,922.38 and 20,857.86

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Solution

The fourth proportional to 37,624.86, 51,922.38 and 20,857.86 is: 28,783.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,624.86 : 51,922.38 = 20,857.86 : x
  2. Step 2: Convert to fraction form
    37,624.86/51,922.38 = 20,857.86/x
  3. Step 3: Cross multiply
    37,624.86x = 51,922.38 × 20,857.86
  4. Step 4: Simplify right side
    37,624.86x = 1,082,989,732.91
  5. Step 5: Solve for x
    x = 1,082,989,732.91/37,624.86
  6. Step 6: Final answer
    x = 28,783.89

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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.