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Finding the Fourth Proportional to 17,894.49, 26,843.04 and 4,746.57

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Solution

The fourth proportional to 17,894.49, 26,843.04 and 4,746.57 is: 7,120.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,894.49 : 26,843.04 = 4,746.57 : x
  2. Step 2: Convert to fraction form
    17,894.49/26,843.04 = 4,746.57/x
  3. Step 3: Cross multiply
    17,894.49x = 26,843.04 × 4,746.57
  4. Step 4: Simplify right side
    17,894.49x = 127,412,368.37
  5. Step 5: Solve for x
    x = 127,412,368.37/17,894.49
  6. Step 6: Final answer
    x = 7,120.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.