Home / 29,007.88-43,453.26-19,122.76

Finding the Fourth Proportional to 29,007.88, 43,453.26 and 19,122.76

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Solution

The fourth proportional to 29,007.88, 43,453.26 and 19,122.76 is: 28,645.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,007.88 : 43,453.26 = 19,122.76 : x
  2. Step 2: Convert to fraction form
    29,007.88/43,453.26 = 19,122.76/x
  3. Step 3: Cross multiply
    29,007.88x = 43,453.26 × 19,122.76
  4. Step 4: Simplify right side
    29,007.88x = 830,946,262.20
  5. Step 5: Solve for x
    x = 830,946,262.20/29,007.88
  6. Step 6: Final answer
    x = 28,645.54

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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.