Home / 31,940.24-44,030.26-20,453.93

Finding the Fourth Proportional to 31,940.24, 44,030.26 and 20,453.93

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Solution

The fourth proportional to 31,940.24, 44,030.26 and 20,453.93 is: 28,196.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,940.24 : 44,030.26 = 20,453.93 : x
  2. Step 2: Convert to fraction form
    31,940.24/44,030.26 = 20,453.93/x
  3. Step 3: Cross multiply
    31,940.24x = 44,030.26 × 20,453.93
  4. Step 4: Simplify right side
    31,940.24x = 900,591,855.92
  5. Step 5: Solve for x
    x = 900,591,855.92/31,940.24
  6. Step 6: Final answer
    x = 28,196.15

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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.