Home / 18,553.25-25,603.49-10,170.29

Finding the Fourth Proportional to 18,553.25, 25,603.49 and 10,170.29

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Solution

The fourth proportional to 18,553.25, 25,603.49 and 10,170.29 is: 14,035.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,553.25 : 25,603.49 = 10,170.29 : x
  2. Step 2: Convert to fraction form
    18,553.25/25,603.49 = 10,170.29/x
  3. Step 3: Cross multiply
    18,553.25x = 25,603.49 × 10,170.29
  4. Step 4: Simplify right side
    18,553.25x = 260,394,918.31
  5. Step 5: Solve for x
    x = 260,394,918.31/18,553.25
  6. Step 6: Final answer
    x = 14,035.00

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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.