Home / 34,724.28-47,923.80-19,617.60

Finding the Fourth Proportional to 34,724.28, 47,923.80 and 19,617.60

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Solution

The fourth proportional to 34,724.28, 47,923.80 and 19,617.60 is: 27,074.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,724.28 : 47,923.80 = 19,617.60 : x
  2. Step 2: Convert to fraction form
    34,724.28/47,923.80 = 19,617.60/x
  3. Step 3: Cross multiply
    34,724.28x = 47,923.80 × 19,617.60
  4. Step 4: Simplify right side
    34,724.28x = 940,149,938.88
  5. Step 5: Solve for x
    x = 940,149,938.88/34,724.28
  6. Step 6: Final answer
    x = 27,074.71

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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.