Home / 26,629.97-39,916.60-20,035.76

Finding the Fourth Proportional to 26,629.97, 39,916.60 and 20,035.76

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Solution

The fourth proportional to 26,629.97, 39,916.60 and 20,035.76 is: 30,032.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,629.97 : 39,916.60 = 20,035.76 : x
  2. Step 2: Convert to fraction form
    26,629.97/39,916.60 = 20,035.76/x
  3. Step 3: Cross multiply
    26,629.97x = 39,916.60 × 20,035.76
  4. Step 4: Simplify right side
    26,629.97x = 799,759,167.94
  5. Step 5: Solve for x
    x = 799,759,167.94/26,629.97
  6. Step 6: Final answer
    x = 30,032.30

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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.