Home / 33,870.07-46,739.45-18,763.39

Finding the Fourth Proportional to 33,870.07, 46,739.45 and 18,763.39

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Solution

The fourth proportional to 33,870.07, 46,739.45 and 18,763.39 is: 25,892.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,870.07 : 46,739.45 = 18,763.39 : x
  2. Step 2: Convert to fraction form
    33,870.07/46,739.45 = 18,763.39/x
  3. Step 3: Cross multiply
    33,870.07x = 46,739.45 × 18,763.39
  4. Step 4: Simplify right side
    33,870.07x = 876,990,201.22
  5. Step 5: Solve for x
    x = 876,990,201.22/33,870.07
  6. Step 6: Final answer
    x = 25,892.78

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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.