Home / 33,870.14-46,739.35-18,763.44

Finding the Fourth Proportional to 33,870.14, 46,739.35 and 18,763.44

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Solution

The fourth proportional to 33,870.14, 46,739.35 and 18,763.44 is: 25,892.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,870.14 : 46,739.35 = 18,763.44 : x
  2. Step 2: Convert to fraction form
    33,870.14/46,739.35 = 18,763.44/x
  3. Step 3: Cross multiply
    33,870.14x = 46,739.35 × 18,763.44
  4. Step 4: Simplify right side
    33,870.14x = 876,991,012.82
  5. Step 5: Solve for x
    x = 876,991,012.82/33,870.14
  6. Step 6: Final answer
    x = 25,892.75

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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.