Home / 33,891.41-50,827.40-13,110.05

Finding the Fourth Proportional to 33,891.41, 50,827.40 and 13,110.05

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Solution

The fourth proportional to 33,891.41, 50,827.40 and 13,110.05 is: 19,661.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,891.41 : 50,827.40 = 13,110.05 : x
  2. Step 2: Convert to fraction form
    33,891.41/50,827.40 = 13,110.05/x
  3. Step 3: Cross multiply
    33,891.41x = 50,827.40 × 13,110.05
  4. Step 4: Simplify right side
    33,891.41x = 666,349,866.05
  5. Step 5: Solve for x
    x = 666,349,866.05/33,891.41
  6. Step 6: Final answer
    x = 19,661.32

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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.