Home / 34,201.28-47,198.57-21,455.01

Finding the Fourth Proportional to 34,201.28, 47,198.57 and 21,455.01

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Solution

The fourth proportional to 34,201.28, 47,198.57 and 21,455.01 is: 29,608.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,201.28 : 47,198.57 = 21,455.01 : x
  2. Step 2: Convert to fraction form
    34,201.28/47,198.57 = 21,455.01/x
  3. Step 3: Cross multiply
    34,201.28x = 47,198.57 × 21,455.01
  4. Step 4: Simplify right side
    34,201.28x = 1,012,645,684.06
  5. Step 5: Solve for x
    x = 1,012,645,684.06/34,201.28
  6. Step 6: Final answer
    x = 29,608.41

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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.