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Finding the Fourth Proportional to 35,757.04, 53,614.70 and 10,789.60

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Solution

The fourth proportional to 35,757.04, 53,614.70 and 10,789.60 is: 16,178.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,757.04 : 53,614.70 = 10,789.60 : x
  2. Step 2: Convert to fraction form
    35,757.04/53,614.70 = 10,789.60/x
  3. Step 3: Cross multiply
    35,757.04x = 53,614.70 × 10,789.60
  4. Step 4: Simplify right side
    35,757.04x = 578,481,167.12
  5. Step 5: Solve for x
    x = 578,481,167.12/35,757.04
  6. Step 6: Final answer
    x = 16,178.11

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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.