Home / 28,976.33-43,465.41-10,253.79

Finding the Fourth Proportional to 28,976.33, 43,465.41 and 10,253.79

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Solution

The fourth proportional to 28,976.33, 43,465.41 and 10,253.79 is: 15,381.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,976.33 : 43,465.41 = 10,253.79 : x
  2. Step 2: Convert to fraction form
    28,976.33/43,465.41 = 10,253.79/x
  3. Step 3: Cross multiply
    28,976.33x = 43,465.41 × 10,253.79
  4. Step 4: Simplify right side
    28,976.33x = 445,685,186.40
  5. Step 5: Solve for x
    x = 445,685,186.40/28,976.33
  6. Step 6: Final answer
    x = 15,381.01

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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.