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Finding the Fourth Proportional to 17,847.84, 26,771.77 and 7,459.59

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Solution

The fourth proportional to 17,847.84, 26,771.77 and 7,459.59 is: 11,189.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,847.84 : 26,771.77 = 7,459.59 : x
  2. Step 2: Convert to fraction form
    17,847.84/26,771.77 = 7,459.59/x
  3. Step 3: Cross multiply
    17,847.84x = 26,771.77 × 7,459.59
  4. Step 4: Simplify right side
    17,847.84x = 199,706,495.53
  5. Step 5: Solve for x
    x = 199,706,495.53/17,847.84
  6. Step 6: Final answer
    x = 11,189.39

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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.