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Finding the Fourth Proportional to 33,807, 46,655.82 and 18,903

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Solution

The fourth proportional to 33,807, 46,655.82 and 18,903 is: 26,087.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,807 : 46,655.82 = 18,903 : x
  2. Step 2: Convert to fraction form
    33,807/46,655.82 = 18,903/x
  3. Step 3: Cross multiply
    33,807x = 46,655.82 × 18,903
  4. Step 4: Simplify right side
    33,807x = 881,934,965.46
  5. Step 5: Solve for x
    x = 881,934,965.46/33,807
  6. Step 6: Final answer
    x = 26,087.35

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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.