Home / 33,827.90-46,682.58-18,721.60

Finding the Fourth Proportional to 33,827.90, 46,682.58 and 18,721.60

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Solution

The fourth proportional to 33,827.90, 46,682.58 and 18,721.60 is: 25,835.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,827.90 : 46,682.58 = 18,721.60 : x
  2. Step 2: Convert to fraction form
    33,827.90/46,682.58 = 18,721.60/x
  3. Step 3: Cross multiply
    33,827.90x = 46,682.58 × 18,721.60
  4. Step 4: Simplify right side
    33,827.90x = 873,972,543.23
  5. Step 5: Solve for x
    x = 873,972,543.23/33,827.90
  6. Step 6: Final answer
    x = 25,835.85

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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.