Home / 23,125.96-31,913.81-13,054.48

Finding the Fourth Proportional to 23,125.96, 31,913.81 and 13,054.48

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Solution

The fourth proportional to 23,125.96, 31,913.81 and 13,054.48 is: 18,015.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,125.96 : 31,913.81 = 13,054.48 : x
  2. Step 2: Convert to fraction form
    23,125.96/31,913.81 = 13,054.48/x
  3. Step 3: Cross multiply
    23,125.96x = 31,913.81 × 13,054.48
  4. Step 4: Simplify right side
    23,125.96x = 416,618,241.07
  5. Step 5: Solve for x
    x = 416,618,241.07/23,125.96
  6. Step 6: Final answer
    x = 18,015.18

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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.