Home / 28,883.38-43,325.07-10,415.38

Finding the Fourth Proportional to 28,883.38, 43,325.07 and 10,415.38

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Solution

The fourth proportional to 28,883.38, 43,325.07 and 10,415.38 is: 15,623.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,883.38 : 43,325.07 = 10,415.38 : x
  2. Step 2: Convert to fraction form
    28,883.38/43,325.07 = 10,415.38/x
  3. Step 3: Cross multiply
    28,883.38x = 43,325.07 × 10,415.38
  4. Step 4: Simplify right side
    28,883.38x = 451,246,850.95
  5. Step 5: Solve for x
    x = 451,246,850.95/28,883.38
  6. Step 6: Final answer
    x = 15,623.07

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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.