Home / 33,825.61-46,677.69-18,718

Finding the Fourth Proportional to 33,825.61, 46,677.69 and 18,718

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Solution

The fourth proportional to 33,825.61, 46,677.69 and 18,718 is: 25,829.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,825.61 : 46,677.69 = 18,718 : x
  2. Step 2: Convert to fraction form
    33,825.61/46,677.69 = 18,718/x
  3. Step 3: Cross multiply
    33,825.61x = 46,677.69 × 18,718
  4. Step 4: Simplify right side
    33,825.61x = 873,713,001.42
  5. Step 5: Solve for x
    x = 873,713,001.42/33,825.61
  6. Step 6: Final answer
    x = 25,829.93

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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.