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Finding the Fourth Proportional to 17,850.85, 24,634.24 and 9,893.21

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Solution

The fourth proportional to 17,850.85, 24,634.24 and 9,893.21 is: 13,652.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,850.85 : 24,634.24 = 9,893.21 : x
  2. Step 2: Convert to fraction form
    17,850.85/24,634.24 = 9,893.21/x
  3. Step 3: Cross multiply
    17,850.85x = 24,634.24 × 9,893.21
  4. Step 4: Simplify right side
    17,850.85x = 243,711,709.51
  5. Step 5: Solve for x
    x = 243,711,709.51/17,850.85
  6. Step 6: Final answer
    x = 13,652.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.