Home / 12,576.36-17,355.69-7,273.02

Finding the Fourth Proportional to 12,576.36, 17,355.69 and 7,273.02

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Solution

The fourth proportional to 12,576.36, 17,355.69 and 7,273.02 is: 10,036.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,576.36 : 17,355.69 = 7,273.02 : x
  2. Step 2: Convert to fraction form
    12,576.36/17,355.69 = 7,273.02/x
  3. Step 3: Cross multiply
    12,576.36x = 17,355.69 × 7,273.02
  4. Step 4: Simplify right side
    12,576.36x = 126,228,280.48
  5. Step 5: Solve for x
    x = 126,228,280.48/12,576.36
  6. Step 6: Final answer
    x = 10,036.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.