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Finding the Fourth Proportional to 36,091, 54,141.50 and 11,133.01

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Solution

The fourth proportional to 36,091, 54,141.50 and 11,133.01 is: 16,701.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,091 : 54,141.50 = 11,133.01 : x
  2. Step 2: Convert to fraction form
    36,091/54,141.50 = 11,133.01/x
  3. Step 3: Cross multiply
    36,091x = 54,141.50 × 11,133.01
  4. Step 4: Simplify right side
    36,091x = 602,757,860.92
  5. Step 5: Solve for x
    x = 602,757,860.92/36,091
  6. Step 6: Final answer
    x = 16,701.06

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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.