Home / 36,631.07-54,954.90-11,672.54

Finding the Fourth Proportional to 36,631.07, 54,954.90 and 11,672.54

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Solution

The fourth proportional to 36,631.07, 54,954.90 and 11,672.54 is: 17,511.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,631.07 : 54,954.90 = 11,672.54 : x
  2. Step 2: Convert to fraction form
    36,631.07/54,954.90 = 11,672.54/x
  3. Step 3: Cross multiply
    36,631.07x = 54,954.90 × 11,672.54
  4. Step 4: Simplify right side
    36,631.07x = 641,463,210.08
  5. Step 5: Solve for x
    x = 641,463,210.08/36,631.07
  6. Step 6: Final answer
    x = 17,511.45

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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.