Home / 34,890.96-48,156.44-19,783.92

Finding the Fourth Proportional to 34,890.96, 48,156.44 and 19,783.92

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Solution

The fourth proportional to 34,890.96, 48,156.44 and 19,783.92 is: 27,305.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,890.96 : 48,156.44 = 19,783.92 : x
  2. Step 2: Convert to fraction form
    34,890.96/48,156.44 = 19,783.92/x
  3. Step 3: Cross multiply
    34,890.96x = 48,156.44 × 19,783.92
  4. Step 4: Simplify right side
    34,890.96x = 952,723,156.44
  5. Step 5: Solve for x
    x = 952,723,156.44/34,890.96
  6. Step 6: Final answer
    x = 27,305.73

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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.