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Finding the Fourth Proportional to 17,992.04, 26,963.02 and 9,208.40

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Solution

The fourth proportional to 17,992.04, 26,963.02 and 9,208.40 is: 13,799.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,992.04 : 26,963.02 = 9,208.40 : x
  2. Step 2: Convert to fraction form
    17,992.04/26,963.02 = 9,208.40/x
  3. Step 3: Cross multiply
    17,992.04x = 26,963.02 × 9,208.40
  4. Step 4: Simplify right side
    17,992.04x = 248,286,273.37
  5. Step 5: Solve for x
    x = 248,286,273.37/17,992.04
  6. Step 6: Final answer
    x = 13,799.78

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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.