Home / 28,974.57-43,465.49-10,250.20

Finding the Fourth Proportional to 28,974.57, 43,465.49 and 10,250.20

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Solution

The fourth proportional to 28,974.57, 43,465.49 and 10,250.20 is: 15,376.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,974.57 : 43,465.49 = 10,250.20 : x
  2. Step 2: Convert to fraction form
    28,974.57/43,465.49 = 10,250.20/x
  3. Step 3: Cross multiply
    28,974.57x = 43,465.49 × 10,250.20
  4. Step 4: Simplify right side
    28,974.57x = 445,529,965.60
  5. Step 5: Solve for x
    x = 445,529,965.60/28,974.57
  6. Step 6: Final answer
    x = 15,376.59

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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.