Home / 35,440.82-53,171.60-10,481.51

Finding the Fourth Proportional to 35,440.82, 53,171.60 and 10,481.51

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Solution

The fourth proportional to 35,440.82, 53,171.60 and 10,481.51 is: 15,725.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,440.82 : 53,171.60 = 10,481.51 : x
  2. Step 2: Convert to fraction form
    35,440.82/53,171.60 = 10,481.51/x
  3. Step 3: Cross multiply
    35,440.82x = 53,171.60 × 10,481.51
  4. Step 4: Simplify right side
    35,440.82x = 557,318,816.25
  5. Step 5: Solve for x
    x = 557,318,816.25/35,440.82
  6. Step 6: Final answer
    x = 15,725.34

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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.