Home / 11,351.68-17,014.89-8,569.33

Finding the Fourth Proportional to 11,351.68, 17,014.89 and 8,569.33

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Solution

The fourth proportional to 11,351.68, 17,014.89 and 8,569.33 is: 12,844.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,351.68 : 17,014.89 = 8,569.33 : x
  2. Step 2: Convert to fraction form
    11,351.68/17,014.89 = 8,569.33/x
  3. Step 3: Cross multiply
    11,351.68x = 17,014.89 × 8,569.33
  4. Step 4: Simplify right side
    11,351.68x = 145,806,207.32
  5. Step 5: Solve for x
    x = 145,806,207.32/11,351.68
  6. Step 6: Final answer
    x = 12,844.46

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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.