Home / 33,440.39-46,148.25-20,012.21

Finding the Fourth Proportional to 33,440.39, 46,148.25 and 20,012.21

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Solution

The fourth proportional to 33,440.39, 46,148.25 and 20,012.21 is: 27,617.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,440.39 : 46,148.25 = 20,012.21 : x
  2. Step 2: Convert to fraction form
    33,440.39/46,148.25 = 20,012.21/x
  3. Step 3: Cross multiply
    33,440.39x = 46,148.25 × 20,012.21
  4. Step 4: Simplify right side
    33,440.39x = 923,528,374.92
  5. Step 5: Solve for x
    x = 923,528,374.92/33,440.39
  6. Step 6: Final answer
    x = 27,617.15

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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.