Home / 35,665.34-53,481.48-13,170.36

Finding the Fourth Proportional to 35,665.34, 53,481.48 and 13,170.36

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Solution

The fourth proportional to 35,665.34, 53,481.48 and 13,170.36 is: 19,749.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,665.34 : 53,481.48 = 13,170.36 : x
  2. Step 2: Convert to fraction form
    35,665.34/53,481.48 = 13,170.36/x
  3. Step 3: Cross multiply
    35,665.34x = 53,481.48 × 13,170.36
  4. Step 4: Simplify right side
    35,665.34x = 704,370,344.93
  5. Step 5: Solve for x
    x = 704,370,344.93/35,665.34
  6. Step 6: Final answer
    x = 19,749.44

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1.5x scale

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.