Home / 15,233.73-21,019.14-8,858.22

Finding the Fourth Proportional to 15,233.73, 21,019.14 and 8,858.22

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Solution

The fourth proportional to 15,233.73, 21,019.14 and 8,858.22 is: 12,222.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,233.73 : 21,019.14 = 8,858.22 : x
  2. Step 2: Convert to fraction form
    15,233.73/21,019.14 = 8,858.22/x
  3. Step 3: Cross multiply
    15,233.73x = 21,019.14 × 8,858.22
  4. Step 4: Simplify right side
    15,233.73x = 186,192,166.33
  5. Step 5: Solve for x
    x = 186,192,166.33/15,233.73
  6. Step 6: Final answer
    x = 12,222.36

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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.