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Finding the Fourth Proportional to 35,483.94, 53,178.62 and 16,768.94

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Solution

The fourth proportional to 35,483.94, 53,178.62 and 16,768.94 is: 25,131.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,483.94 : 53,178.62 = 16,768.94 : x
  2. Step 2: Convert to fraction form
    35,483.94/53,178.62 = 16,768.94/x
  3. Step 3: Cross multiply
    35,483.94x = 53,178.62 × 16,768.94
  4. Step 4: Simplify right side
    35,483.94x = 891,749,004.22
  5. Step 5: Solve for x
    x = 891,749,004.22/35,483.94
  6. Step 6: Final answer
    x = 25,131.06

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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.