Home / 16,918.98-23,346.75-9,365.33

Finding the Fourth Proportional to 16,918.98, 23,346.75 and 9,365.33

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Solution

The fourth proportional to 16,918.98, 23,346.75 and 9,365.33 is: 12,923.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.98 : 23,346.75 = 9,365.33 : x
  2. Step 2: Convert to fraction form
    16,918.98/23,346.75 = 9,365.33/x
  3. Step 3: Cross multiply
    16,918.98x = 23,346.75 × 9,365.33
  4. Step 4: Simplify right side
    16,918.98x = 218,649,971.35
  5. Step 5: Solve for x
    x = 218,649,971.35/16,918.98
  6. Step 6: Final answer
    x = 12,923.35

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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.