Home / 33,305.96-45,982.62-31,707.50

Finding the Fourth Proportional to 33,305.96, 45,982.62 and 31,707.50

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Solution

The fourth proportional to 33,305.96, 45,982.62 and 31,707.50 is: 43,775.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,305.96 : 45,982.62 = 31,707.50 : x
  2. Step 2: Convert to fraction form
    33,305.96/45,982.62 = 31,707.50/x
  3. Step 3: Cross multiply
    33,305.96x = 45,982.62 × 31,707.50
  4. Step 4: Simplify right side
    33,305.96x = 1,457,993,693.74
  5. Step 5: Solve for x
    x = 1,457,993,693.74/33,305.96
  6. Step 6: Final answer
    x = 43,775.76

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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.