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Finding the Fourth Proportional to 33,799.92, 46,643.08 and 19,657.68

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Solution

The fourth proportional to 33,799.92, 46,643.08 and 19,657.68 is: 27,127.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,799.92 : 46,643.08 = 19,657.68 : x
  2. Step 2: Convert to fraction form
    33,799.92/46,643.08 = 19,657.68/x
  3. Step 3: Cross multiply
    33,799.92x = 46,643.08 × 19,657.68
  4. Step 4: Simplify right side
    33,799.92x = 916,894,740.85
  5. Step 5: Solve for x
    x = 916,894,740.85/33,799.92
  6. Step 6: Final answer
    x = 27,127.13

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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.