Home / 25,383.54-35,033.32-15,313.43

Finding the Fourth Proportional to 25,383.54, 35,033.32 and 15,313.43

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Solution

The fourth proportional to 25,383.54, 35,033.32 and 15,313.43 is: 21,134.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,383.54 : 35,033.32 = 15,313.43 : x
  2. Step 2: Convert to fraction form
    25,383.54/35,033.32 = 15,313.43/x
  3. Step 3: Cross multiply
    25,383.54x = 35,033.32 × 15,313.43
  4. Step 4: Simplify right side
    25,383.54x = 536,480,293.49
  5. Step 5: Solve for x
    x = 536,480,293.49/25,383.54
  6. Step 6: Final answer
    x = 21,134.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.