Home / 15,968.33-22,036.55-9,163.46

Finding the Fourth Proportional to 15,968.33, 22,036.55 and 9,163.46

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Solution

The fourth proportional to 15,968.33, 22,036.55 and 9,163.46 is: 12,645.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,968.33 : 22,036.55 = 9,163.46 : x
  2. Step 2: Convert to fraction form
    15,968.33/22,036.55 = 9,163.46/x
  3. Step 3: Cross multiply
    15,968.33x = 22,036.55 × 9,163.46
  4. Step 4: Simplify right side
    15,968.33x = 201,930,888.46
  5. Step 5: Solve for x
    x = 201,930,888.46/15,968.33
  6. Step 6: Final answer
    x = 12,645.71

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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.