Home / 31,192.83-46,789.45-12,474.44

Finding the Fourth Proportional to 31,192.83, 46,789.45 and 12,474.44

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Solution

The fourth proportional to 31,192.83, 46,789.45 and 12,474.44 is: 18,711.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,192.83 : 46,789.45 = 12,474.44 : x
  2. Step 2: Convert to fraction form
    31,192.83/46,789.45 = 12,474.44/x
  3. Step 3: Cross multiply
    31,192.83x = 46,789.45 × 12,474.44
  4. Step 4: Simplify right side
    31,192.83x = 583,672,096.99
  5. Step 5: Solve for x
    x = 583,672,096.99/31,192.83
  6. Step 6: Final answer
    x = 18,711.74

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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.