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Finding the Fourth Proportional to 35,884.96, 53,821.04 and 10,918.96

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Solution

The fourth proportional to 35,884.96, 53,821.04 and 10,918.96 is: 16,376.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,884.96 : 53,821.04 = 10,918.96 : x
  2. Step 2: Convert to fraction form
    35,884.96/53,821.04 = 10,918.96/x
  3. Step 3: Cross multiply
    35,884.96x = 53,821.04 × 10,918.96
  4. Step 4: Simplify right side
    35,884.96x = 587,669,782.92
  5. Step 5: Solve for x
    x = 587,669,782.92/35,884.96
  6. Step 6: Final answer
    x = 16,376.49

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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.