Home / 11,422.09-17,133.16-7,030.34

Finding the Fourth Proportional to 11,422.09, 17,133.16 and 7,030.34

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Solution

The fourth proportional to 11,422.09, 17,133.16 and 7,030.34 is: 10,545.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,422.09 : 17,133.16 = 7,030.34 : x
  2. Step 2: Convert to fraction form
    11,422.09/17,133.16 = 7,030.34/x
  3. Step 3: Cross multiply
    11,422.09x = 17,133.16 × 7,030.34
  4. Step 4: Simplify right side
    11,422.09x = 120,451,940.07
  5. Step 5: Solve for x
    x = 120,451,940.07/11,422.09
  6. Step 6: Final answer
    x = 10,545.53

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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.