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Finding the Fourth Proportional to 33,636, 46,417.68 and 19,497.05

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Solution

The fourth proportional to 33,636, 46,417.68 and 19,497.05 is: 26,905.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,636 : 46,417.68 = 19,497.05 : x
  2. Step 2: Convert to fraction form
    33,636/46,417.68 = 19,497.05/x
  3. Step 3: Cross multiply
    33,636x = 46,417.68 × 19,497.05
  4. Step 4: Simplify right side
    33,636x = 905,007,595.76
  5. Step 5: Solve for x
    x = 905,007,595.76/33,636
  6. Step 6: Final answer
    x = 26,905.92

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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.