Home / 35,518.76-53,240.66-11,819.94

Finding the Fourth Proportional to 35,518.76, 53,240.66 and 11,819.94

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Solution

The fourth proportional to 35,518.76, 53,240.66 and 11,819.94 is: 17,717.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,518.76 : 53,240.66 = 11,819.94 : x
  2. Step 2: Convert to fraction form
    35,518.76/53,240.66 = 11,819.94/x
  3. Step 3: Cross multiply
    35,518.76x = 53,240.66 × 11,819.94
  4. Step 4: Simplify right side
    35,518.76x = 629,301,192.33
  5. Step 5: Solve for x
    x = 629,301,192.33/35,518.76
  6. Step 6: Final answer
    x = 17,717.43

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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.