Home / 31,930.53-44,064.18-18,504.36

Finding the Fourth Proportional to 31,930.53, 44,064.18 and 18,504.36

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Solution

The fourth proportional to 31,930.53, 44,064.18 and 18,504.36 is: 25,536.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,930.53 : 44,064.18 = 18,504.36 : x
  2. Step 2: Convert to fraction form
    31,930.53/44,064.18 = 18,504.36/x
  3. Step 3: Cross multiply
    31,930.53x = 44,064.18 × 18,504.36
  4. Step 4: Simplify right side
    31,930.53x = 815,379,449.82
  5. Step 5: Solve for x
    x = 815,379,449.82/31,930.53
  6. Step 6: Final answer
    x = 25,536.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.