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Finding the Fourth Proportional to 33,208.51, 45,827.74 and 18,304.51

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Solution

The fourth proportional to 33,208.51, 45,827.74 and 18,304.51 is: 25,260.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,208.51 : 45,827.74 = 18,304.51 : x
  2. Step 2: Convert to fraction form
    33,208.51/45,827.74 = 18,304.51/x
  3. Step 3: Cross multiply
    33,208.51x = 45,827.74 × 18,304.51
  4. Step 4: Simplify right side
    33,208.51x = 838,854,095.97
  5. Step 5: Solve for x
    x = 838,854,095.97/33,208.51
  6. Step 6: Final answer
    x = 25,260.22

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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.