Home / 26,340.46-39,541.56-20,797.54

Finding the Fourth Proportional to 26,340.46, 39,541.56 and 20,797.54

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Solution

The fourth proportional to 26,340.46, 39,541.56 and 20,797.54 is: 31,220.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,340.46 : 39,541.56 = 20,797.54 : x
  2. Step 2: Convert to fraction form
    26,340.46/39,541.56 = 20,797.54/x
  3. Step 3: Cross multiply
    26,340.46x = 39,541.56 × 20,797.54
  4. Step 4: Simplify right side
    26,340.46x = 822,367,175.76
  5. Step 5: Solve for x
    x = 822,367,175.76/26,340.46
  6. Step 6: Final answer
    x = 31,220.68

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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.