Home / 12,976.78-19,466.54-5,955.60

Finding the Fourth Proportional to 12,976.78, 19,466.54 and 5,955.60

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Solution

The fourth proportional to 12,976.78, 19,466.54 and 5,955.60 is: 8,934.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,976.78 : 19,466.54 = 5,955.60 : x
  2. Step 2: Convert to fraction form
    12,976.78/19,466.54 = 5,955.60/x
  3. Step 3: Cross multiply
    12,976.78x = 19,466.54 × 5,955.60
  4. Step 4: Simplify right side
    12,976.78x = 115,934,918.18
  5. Step 5: Solve for x
    x = 115,934,918.18/12,976.78
  6. Step 6: Final answer
    x = 8,934.03

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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.