Home / 33,840.15-46,683.77-21,907.35

Finding the Fourth Proportional to 33,840.15, 46,683.77 and 21,907.35

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Solution

The fourth proportional to 33,840.15, 46,683.77 and 21,907.35 is: 30,222.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,840.15 : 46,683.77 = 21,907.35 : x
  2. Step 2: Convert to fraction form
    33,840.15/46,683.77 = 21,907.35/x
  3. Step 3: Cross multiply
    33,840.15x = 46,683.77 × 21,907.35
  4. Step 4: Simplify right side
    33,840.15x = 1,022,717,579.17
  5. Step 5: Solve for x
    x = 1,022,717,579.17/33,840.15
  6. Step 6: Final answer
    x = 30,222.02

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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.