Home / 22,476.06-30,993.03-15,391.26

Finding the Fourth Proportional to 22,476.06, 30,993.03 and 15,391.26

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Solution

The fourth proportional to 22,476.06, 30,993.03 and 15,391.26 is: 21,223.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,476.06 : 30,993.03 = 15,391.26 : x
  2. Step 2: Convert to fraction form
    22,476.06/30,993.03 = 15,391.26/x
  3. Step 3: Cross multiply
    22,476.06x = 30,993.03 × 15,391.26
  4. Step 4: Simplify right side
    22,476.06x = 477,021,782.92
  5. Step 5: Solve for x
    x = 477,021,782.92/22,476.06
  6. Step 6: Final answer
    x = 21,223.55

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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.