Home / 31,308.44-43,207.41-18,569.16

Finding the Fourth Proportional to 31,308.44, 43,207.41 and 18,569.16

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Solution

The fourth proportional to 31,308.44, 43,207.41 and 18,569.16 is: 25,626.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,308.44 : 43,207.41 = 18,569.16 : x
  2. Step 2: Convert to fraction form
    31,308.44/43,207.41 = 18,569.16/x
  3. Step 3: Cross multiply
    31,308.44x = 43,207.41 × 18,569.16
  4. Step 4: Simplify right side
    31,308.44x = 802,325,309.48
  5. Step 5: Solve for x
    x = 802,325,309.48/31,308.44
  6. Step 6: Final answer
    x = 25,626.49

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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.