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Finding the Fourth Proportional to 17,923.07, 26,894.98 and 7,391.13

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Solution

The fourth proportional to 17,923.07, 26,894.98 and 7,391.13 is: 11,090.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,923.07 : 26,894.98 = 7,391.13 : x
  2. Step 2: Convert to fraction form
    17,923.07/26,894.98 = 7,391.13/x
  3. Step 3: Cross multiply
    17,923.07x = 26,894.98 × 7,391.13
  4. Step 4: Simplify right side
    17,923.07x = 198,784,293.53
  5. Step 5: Solve for x
    x = 198,784,293.53/17,923.07
  6. Step 6: Final answer
    x = 11,090.97

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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.