Home / 35,383.92-53,074.14-13,195.56

Finding the Fourth Proportional to 35,383.92, 53,074.14 and 13,195.56

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Solution

The fourth proportional to 35,383.92, 53,074.14 and 13,195.56 is: 19,792.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,383.92 : 53,074.14 = 13,195.56 : x
  2. Step 2: Convert to fraction form
    35,383.92/53,074.14 = 13,195.56/x
  3. Step 3: Cross multiply
    35,383.92x = 53,074.14 × 13,195.56
  4. Step 4: Simplify right side
    35,383.92x = 700,342,998.82
  5. Step 5: Solve for x
    x = 700,342,998.82/35,383.92
  6. Step 6: Final answer
    x = 19,792.69

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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.