Home / 33,660.56-46,451.31-18,347.07

Finding the Fourth Proportional to 33,660.56, 46,451.31 and 18,347.07

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Solution

The fourth proportional to 33,660.56, 46,451.31 and 18,347.07 is: 25,318.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,660.56 : 46,451.31 = 18,347.07 : x
  2. Step 2: Convert to fraction form
    33,660.56/46,451.31 = 18,347.07/x
  3. Step 3: Cross multiply
    33,660.56x = 46,451.31 × 18,347.07
  4. Step 4: Simplify right side
    33,660.56x = 852,245,436.16
  5. Step 5: Solve for x
    x = 852,245,436.16/33,660.56
  6. Step 6: Final answer
    x = 25,318.82

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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.