Home / 16,965.09-23,422.82-10,918.04

Finding the Fourth Proportional to 16,965.09, 23,422.82 and 10,918.04

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Solution

The fourth proportional to 16,965.09, 23,422.82 and 10,918.04 is: 15,073.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,965.09 : 23,422.82 = 10,918.04 : x
  2. Step 2: Convert to fraction form
    16,965.09/23,422.82 = 10,918.04/x
  3. Step 3: Cross multiply
    16,965.09x = 23,422.82 × 10,918.04
  4. Step 4: Simplify right side
    16,965.09x = 255,731,113.97
  5. Step 5: Solve for x
    x = 255,731,113.97/16,965.09
  6. Step 6: Final answer
    x = 15,073.96

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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.