Home / 28,960.38-43,444.15-10,236.56

Finding the Fourth Proportional to 28,960.38, 43,444.15 and 10,236.56

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Solution

The fourth proportional to 28,960.38, 43,444.15 and 10,236.56 is: 15,356.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,960.38 : 43,444.15 = 10,236.56 : x
  2. Step 2: Convert to fraction form
    28,960.38/43,444.15 = 10,236.56/x
  3. Step 3: Cross multiply
    28,960.38x = 43,444.15 × 10,236.56
  4. Step 4: Simplify right side
    28,960.38x = 444,718,405.31
  5. Step 5: Solve for x
    x = 444,718,405.31/28,960.38
  6. Step 6: Final answer
    x = 15,356.10

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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.