Home / 36,631.01-54,954.80-11,672.48

Finding the Fourth Proportional to 36,631.01, 54,954.80 and 11,672.48

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Solution

The fourth proportional to 36,631.01, 54,954.80 and 11,672.48 is: 17,511.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,631.01 : 54,954.80 = 11,672.48 : x
  2. Step 2: Convert to fraction form
    36,631.01/54,954.80 = 11,672.48/x
  3. Step 3: Cross multiply
    36,631.01x = 54,954.80 × 11,672.48
  4. Step 4: Simplify right side
    36,631.01x = 641,458,666.52
  5. Step 5: Solve for x
    x = 641,458,666.52/36,631.01
  6. Step 6: Final answer
    x = 17,511.36

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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.