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Finding the Fourth Proportional to 33,802.65, 46,646.78 and 18,694.89

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Solution

The fourth proportional to 33,802.65, 46,646.78 and 18,694.89 is: 25,798.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,802.65 : 46,646.78 = 18,694.89 : x
  2. Step 2: Convert to fraction form
    33,802.65/46,646.78 = 18,694.89/x
  3. Step 3: Cross multiply
    33,802.65x = 46,646.78 × 18,694.89
  4. Step 4: Simplify right side
    33,802.65x = 872,056,327.48
  5. Step 5: Solve for x
    x = 872,056,327.48/33,802.65
  6. Step 6: Final answer
    x = 25,798.46

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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.