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Finding the Fourth Proportional to 17,993.93, 26,987.84 and 4,843.37

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Solution

The fourth proportional to 17,993.93, 26,987.84 and 4,843.37 is: 7,264.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,993.93 : 26,987.84 = 4,843.37 : x
  2. Step 2: Convert to fraction form
    17,993.93/26,987.84 = 4,843.37/x
  3. Step 3: Cross multiply
    17,993.93x = 26,987.84 × 4,843.37
  4. Step 4: Simplify right side
    17,993.93x = 130,712,070.40
  5. Step 5: Solve for x
    x = 130,712,070.40/17,993.93
  6. Step 6: Final answer
    x = 7,264.23

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1.5x scale

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.