Home / 33,739.70-46,560.30-18,633

Finding the Fourth Proportional to 33,739.70, 46,560.30 and 18,633

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Solution

The fourth proportional to 33,739.70, 46,560.30 and 18,633 is: 25,713.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,739.70 : 46,560.30 = 18,633 : x
  2. Step 2: Convert to fraction form
    33,739.70/46,560.30 = 18,633/x
  3. Step 3: Cross multiply
    33,739.70x = 46,560.30 × 18,633
  4. Step 4: Simplify right side
    33,739.70x = 867,558,069.90
  5. Step 5: Solve for x
    x = 867,558,069.90/33,739.70
  6. Step 6: Final answer
    x = 25,713.27

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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.