Home / 28,190.07-42,286.46-23,250.56

Finding the Fourth Proportional to 28,190.07, 42,286.46 and 23,250.56

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Solution

The fourth proportional to 28,190.07, 42,286.46 and 23,250.56 is: 34,876.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,190.07 : 42,286.46 = 23,250.56 : x
  2. Step 2: Convert to fraction form
    28,190.07/42,286.46 = 23,250.56/x
  3. Step 3: Cross multiply
    28,190.07x = 42,286.46 × 23,250.56
  4. Step 4: Simplify right side
    28,190.07x = 983,183,547.73
  5. Step 5: Solve for x
    x = 983,183,547.73/28,190.07
  6. Step 6: Final answer
    x = 34,876.95

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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.