Home / 35,940.24-53,919.36-13,755.36

Finding the Fourth Proportional to 35,940.24, 53,919.36 and 13,755.36

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Solution

The fourth proportional to 35,940.24, 53,919.36 and 13,755.36 is: 20,636.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,940.24 : 53,919.36 = 13,755.36 : x
  2. Step 2: Convert to fraction form
    35,940.24/53,919.36 = 13,755.36/x
  3. Step 3: Cross multiply
    35,940.24x = 53,919.36 × 13,755.36
  4. Step 4: Simplify right side
    35,940.24x = 741,680,207.77
  5. Step 5: Solve for x
    x = 741,680,207.77/35,940.24
  6. Step 6: Final answer
    x = 20,636.48

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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.