Home / 31,914.09-47,893.01-11,137.59

Finding the Fourth Proportional to 31,914.09, 47,893.01 and 11,137.59

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Solution

The fourth proportional to 31,914.09, 47,893.01 and 11,137.59 is: 16,714.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,914.09 : 47,893.01 = 11,137.59 : x
  2. Step 2: Convert to fraction form
    31,914.09/47,893.01 = 11,137.59/x
  3. Step 3: Cross multiply
    31,914.09x = 47,893.01 × 11,137.59
  4. Step 4: Simplify right side
    31,914.09x = 533,412,653.56
  5. Step 5: Solve for x
    x = 533,412,653.56/31,914.09
  6. Step 6: Final answer
    x = 16,714.02

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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.