Home / 33,433.39-46,159.07-21,517.45

Finding the Fourth Proportional to 33,433.39, 46,159.07 and 21,517.45

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Solution

The fourth proportional to 33,433.39, 46,159.07 and 21,517.45 is: 29,707.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,433.39 : 46,159.07 = 21,517.45 : x
  2. Step 2: Convert to fraction form
    33,433.39/46,159.07 = 21,517.45/x
  3. Step 3: Cross multiply
    33,433.39x = 46,159.07 × 21,517.45
  4. Step 4: Simplify right side
    33,433.39x = 993,225,257.79
  5. Step 5: Solve for x
    x = 993,225,257.79/33,433.39
  6. Step 6: Final answer
    x = 29,707.58

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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.