Home / 22,268.62-30,735.75-13,883.50

Finding the Fourth Proportional to 22,268.62, 30,735.75 and 13,883.50

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Solution

The fourth proportional to 22,268.62, 30,735.75 and 13,883.50 is: 19,162.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,268.62 : 30,735.75 = 13,883.50 : x
  2. Step 2: Convert to fraction form
    22,268.62/30,735.75 = 13,883.50/x
  3. Step 3: Cross multiply
    22,268.62x = 30,735.75 × 13,883.50
  4. Step 4: Simplify right side
    22,268.62x = 426,719,785.13
  5. Step 5: Solve for x
    x = 426,719,785.13/22,268.62
  6. Step 6: Final answer
    x = 19,162.38

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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.