Home / 34,629.28-47,788.59-20,297.56

Finding the Fourth Proportional to 34,629.28, 47,788.59 and 20,297.56

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Solution

The fourth proportional to 34,629.28, 47,788.59 and 20,297.56 is: 28,010.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,629.28 : 47,788.59 = 20,297.56 : x
  2. Step 2: Convert to fraction form
    34,629.28/47,788.59 = 20,297.56/x
  3. Step 3: Cross multiply
    34,629.28x = 47,788.59 × 20,297.56
  4. Step 4: Simplify right side
    34,629.28x = 969,991,772.84
  5. Step 5: Solve for x
    x = 969,991,772.84/34,629.28
  6. Step 6: Final answer
    x = 28,010.74

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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.