Home / 33,990.15-46,906.36-18,884.20

Finding the Fourth Proportional to 33,990.15, 46,906.36 and 18,884.20

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Solution

The fourth proportional to 33,990.15, 46,906.36 and 18,884.20 is: 26,060.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,990.15 : 46,906.36 = 18,884.20 : x
  2. Step 2: Convert to fraction form
    33,990.15/46,906.36 = 18,884.20/x
  3. Step 3: Cross multiply
    33,990.15x = 46,906.36 × 18,884.20
  4. Step 4: Simplify right side
    33,990.15x = 885,789,224.38
  5. Step 5: Solve for x
    x = 885,789,224.38/33,990.15
  6. Step 6: Final answer
    x = 26,060.18

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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.