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Finding the Fourth Proportional to 17,950.97, 26,937.68 and 6,858.60

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Solution

The fourth proportional to 17,950.97, 26,937.68 and 6,858.60 is: 10,292.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,950.97 : 26,937.68 = 6,858.60 : x
  2. Step 2: Convert to fraction form
    17,950.97/26,937.68 = 6,858.60/x
  3. Step 3: Cross multiply
    17,950.97x = 26,937.68 × 6,858.60
  4. Step 4: Simplify right side
    17,950.97x = 184,754,737.76
  5. Step 5: Solve for x
    x = 184,754,737.76/17,950.97
  6. Step 6: Final answer
    x = 10,292.19

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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.