Home / 33,313.62-45,993.16-31,715.12

Finding the Fourth Proportional to 33,313.62, 45,993.16 and 31,715.12

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Solution

The fourth proportional to 33,313.62, 45,993.16 and 31,715.12 is: 43,786.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,313.62 : 45,993.16 = 31,715.12 : x
  2. Step 2: Convert to fraction form
    33,313.62/45,993.16 = 31,715.12/x
  3. Step 3: Cross multiply
    33,313.62x = 45,993.16 × 31,715.12
  4. Step 4: Simplify right side
    33,313.62x = 1,458,678,588.58
  5. Step 5: Solve for x
    x = 1,458,678,588.58/33,313.62
  6. Step 6: Final answer
    x = 43,786.25

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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.