Home / 35,512.74-53,271.99-11,819.43

Finding the Fourth Proportional to 35,512.74, 53,271.99 and 11,819.43

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Solution

The fourth proportional to 35,512.74, 53,271.99 and 11,819.43 is: 17,730.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,512.74 : 53,271.99 = 11,819.43 : x
  2. Step 2: Convert to fraction form
    35,512.74/53,271.99 = 11,819.43/x
  3. Step 3: Cross multiply
    35,512.74x = 53,271.99 × 11,819.43
  4. Step 4: Simplify right side
    35,512.74x = 629,644,556.77
  5. Step 5: Solve for x
    x = 629,644,556.77/35,512.74
  6. Step 6: Final answer
    x = 17,730.10

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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.