Home / 31,933.76-47,922.64-11,157.26

Finding the Fourth Proportional to 31,933.76, 47,922.64 and 11,157.26

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Solution

The fourth proportional to 31,933.76, 47,922.64 and 11,157.26 is: 16,743.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,933.76 : 47,922.64 = 11,157.26 : x
  2. Step 2: Convert to fraction form
    31,933.76/47,922.64 = 11,157.26/x
  3. Step 3: Cross multiply
    31,933.76x = 47,922.64 × 11,157.26
  4. Step 4: Simplify right side
    31,933.76x = 534,685,354.37
  5. Step 5: Solve for x
    x = 534,685,354.37/31,933.76
  6. Step 6: Final answer
    x = 16,743.58

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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.