Home / 33,811.17-46,659-18,702.66

Finding the Fourth Proportional to 33,811.17, 46,659 and 18,702.66

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Solution

The fourth proportional to 33,811.17, 46,659 and 18,702.66 is: 25,809.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,811.17 : 46,659 = 18,702.66 : x
  2. Step 2: Convert to fraction form
    33,811.17/46,659 = 18,702.66/x
  3. Step 3: Cross multiply
    33,811.17x = 46,659 × 18,702.66
  4. Step 4: Simplify right side
    33,811.17x = 872,647,412.94
  5. Step 5: Solve for x
    x = 872,647,412.94/33,811.17
  6. Step 6: Final answer
    x = 25,809.44

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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.