Home / 36,270.36-54,405.84-9,976.54

Finding the Fourth Proportional to 36,270.36, 54,405.84 and 9,976.54

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Solution

The fourth proportional to 36,270.36, 54,405.84 and 9,976.54 is: 14,964.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,270.36 : 54,405.84 = 9,976.54 : x
  2. Step 2: Convert to fraction form
    36,270.36/54,405.84 = 9,976.54/x
  3. Step 3: Cross multiply
    36,270.36x = 54,405.84 × 9,976.54
  4. Step 4: Simplify right side
    36,270.36x = 542,782,038.99
  5. Step 5: Solve for x
    x = 542,782,038.99/36,270.36
  6. Step 6: Final answer
    x = 14,964.89

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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.