Home / 22,055.26-30,441.06-13,564.68

Finding the Fourth Proportional to 22,055.26, 30,441.06 and 13,564.68

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Solution

The fourth proportional to 22,055.26, 30,441.06 and 13,564.68 is: 18,722.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,055.26 : 30,441.06 = 13,564.68 : x
  2. Step 2: Convert to fraction form
    22,055.26/30,441.06 = 13,564.68/x
  3. Step 3: Cross multiply
    22,055.26x = 30,441.06 × 13,564.68
  4. Step 4: Simplify right side
    22,055.26x = 412,923,237.76
  5. Step 5: Solve for x
    x = 412,923,237.76/22,055.26
  6. Step 6: Final answer
    x = 18,722.21

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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.