Home / 12,040.25-18,055.76-4,825.17

Finding the Fourth Proportional to 12,040.25, 18,055.76 and 4,825.17

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Solution

The fourth proportional to 12,040.25, 18,055.76 and 4,825.17 is: 7,235.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,040.25 : 18,055.76 = 4,825.17 : x
  2. Step 2: Convert to fraction form
    12,040.25/18,055.76 = 4,825.17/x
  3. Step 3: Cross multiply
    12,040.25x = 18,055.76 × 4,825.17
  4. Step 4: Simplify right side
    12,040.25x = 87,122,087.35
  5. Step 5: Solve for x
    x = 87,122,087.35/12,040.25
  6. Step 6: Final answer
    x = 7,235.91

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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.