Home / 31,918.37-47,847.76-10,843.99

Finding the Fourth Proportional to 31,918.37, 47,847.76 and 10,843.99

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Solution

The fourth proportional to 31,918.37, 47,847.76 and 10,843.99 is: 16,255.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,918.37 : 47,847.76 = 10,843.99 : x
  2. Step 2: Convert to fraction form
    31,918.37/47,847.76 = 10,843.99/x
  3. Step 3: Cross multiply
    31,918.37x = 47,847.76 × 10,843.99
  4. Step 4: Simplify right side
    31,918.37x = 518,860,484.23
  5. Step 5: Solve for x
    x = 518,860,484.23/31,918.37
  6. Step 6: Final answer
    x = 16,255.86

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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.