Home / 33,870.12-46,735.96-18,763.68

Finding the Fourth Proportional to 33,870.12, 46,735.96 and 18,763.68

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Solution

The fourth proportional to 33,870.12, 46,735.96 and 18,763.68 is: 25,891.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,870.12 : 46,735.96 = 18,763.68 : x
  2. Step 2: Convert to fraction form
    33,870.12/46,735.96 = 18,763.68/x
  3. Step 3: Cross multiply
    33,870.12x = 46,735.96 × 18,763.68
  4. Step 4: Simplify right side
    33,870.12x = 876,938,597.93
  5. Step 5: Solve for x
    x = 876,938,597.93/33,870.12
  6. Step 6: Final answer
    x = 25,891.22

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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.