Home / 33,313.06-49,972.43-10,515.61

Finding the Fourth Proportional to 33,313.06, 49,972.43 and 10,515.61

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Solution

The fourth proportional to 33,313.06, 49,972.43 and 10,515.61 is: 15,774.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,313.06 : 49,972.43 = 10,515.61 : x
  2. Step 2: Convert to fraction form
    33,313.06/49,972.43 = 10,515.61/x
  3. Step 3: Cross multiply
    33,313.06x = 49,972.43 × 10,515.61
  4. Step 4: Simplify right side
    33,313.06x = 525,490,584.63
  5. Step 5: Solve for x
    x = 525,490,584.63/33,313.06
  6. Step 6: Final answer
    x = 15,774.31

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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.