Home / 22,268.38-30,735.40-13,883.26

Finding the Fourth Proportional to 22,268.38, 30,735.40 and 13,883.26

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Solution

The fourth proportional to 22,268.38, 30,735.40 and 13,883.26 is: 19,162.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,268.38 : 30,735.40 = 13,883.26 : x
  2. Step 2: Convert to fraction form
    22,268.38/30,735.40 = 13,883.26/x
  3. Step 3: Cross multiply
    22,268.38x = 30,735.40 × 13,883.26
  4. Step 4: Simplify right side
    22,268.38x = 426,707,549.40
  5. Step 5: Solve for x
    x = 426,707,549.40/22,268.38
  6. Step 6: Final answer
    x = 19,162.04

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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.