Home / 31,855.07-47,778.93-8,483.33

Finding the Fourth Proportional to 31,855.07, 47,778.93 and 8,483.33

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Solution

The fourth proportional to 31,855.07, 47,778.93 and 8,483.33 is: 12,724.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,855.07 : 47,778.93 = 8,483.33 : x
  2. Step 2: Convert to fraction form
    31,855.07/47,778.93 = 8,483.33/x
  3. Step 3: Cross multiply
    31,855.07x = 47,778.93 × 8,483.33
  4. Step 4: Simplify right side
    31,855.07x = 405,324,549.68
  5. Step 5: Solve for x
    x = 405,324,549.68/31,855.07
  6. Step 6: Final answer
    x = 12,724.02

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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.