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Finding the Fourth Proportional to 35,889.39, 53,845.40 and 16,913.26

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Solution

The fourth proportional to 35,889.39, 53,845.40 and 16,913.26 is: 25,375.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,889.39 : 53,845.40 = 16,913.26 : x
  2. Step 2: Convert to fraction form
    35,889.39/53,845.40 = 16,913.26/x
  3. Step 3: Cross multiply
    35,889.39x = 53,845.40 × 16,913.26
  4. Step 4: Simplify right side
    35,889.39x = 910,700,896.21
  5. Step 5: Solve for x
    x = 910,700,896.21/35,889.39
  6. Step 6: Final answer
    x = 25,375.21

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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.