Home / 31,739.08-47,608.68-8,046.62

Finding the Fourth Proportional to 31,739.08, 47,608.68 and 8,046.62

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Solution

The fourth proportional to 31,739.08, 47,608.68 and 8,046.62 is: 12,069.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,739.08 : 47,608.68 = 8,046.62 : x
  2. Step 2: Convert to fraction form
    31,739.08/47,608.68 = 8,046.62/x
  3. Step 3: Cross multiply
    31,739.08x = 47,608.68 × 8,046.62
  4. Step 4: Simplify right side
    31,739.08x = 383,088,733.71
  5. Step 5: Solve for x
    x = 383,088,733.71/31,739.08
  6. Step 6: Final answer
    x = 12,069.94

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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.