Home / 33,357.60-46,033.25-21,425.49

Finding the Fourth Proportional to 33,357.60, 46,033.25 and 21,425.49

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Solution

The fourth proportional to 33,357.60, 46,033.25 and 21,425.49 is: 29,567.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,357.60 : 46,033.25 = 21,425.49 : x
  2. Step 2: Convert to fraction form
    33,357.60/46,033.25 = 21,425.49/x
  3. Step 3: Cross multiply
    33,357.60x = 46,033.25 × 21,425.49
  4. Step 4: Simplify right side
    33,357.60x = 986,284,830.42
  5. Step 5: Solve for x
    x = 986,284,830.42/33,357.60
  6. Step 6: Final answer
    x = 29,567.02

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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.