Home / 30,494.75-42,084.61-17,065.73

Finding the Fourth Proportional to 30,494.75, 42,084.61 and 17,065.73

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Solution

The fourth proportional to 30,494.75, 42,084.61 and 17,065.73 is: 23,551.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,494.75 : 42,084.61 = 17,065.73 : x
  2. Step 2: Convert to fraction form
    30,494.75/42,084.61 = 17,065.73/x
  3. Step 3: Cross multiply
    30,494.75x = 42,084.61 × 17,065.73
  4. Step 4: Simplify right side
    30,494.75x = 718,204,338.33
  5. Step 5: Solve for x
    x = 718,204,338.33/30,494.75
  6. Step 6: Final answer
    x = 23,551.74

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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.