Home / 18,241.34-25,173.05-9,857.84

Finding the Fourth Proportional to 18,241.34, 25,173.05 and 9,857.84

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Solution

The fourth proportional to 18,241.34, 25,173.05 and 9,857.84 is: 13,603.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,241.34 : 25,173.05 = 9,857.84 : x
  2. Step 2: Convert to fraction form
    18,241.34/25,173.05 = 9,857.84/x
  3. Step 3: Cross multiply
    18,241.34x = 25,173.05 × 9,857.84
  4. Step 4: Simplify right side
    18,241.34x = 248,151,724.06
  5. Step 5: Solve for x
    x = 248,151,724.06/18,241.34
  6. Step 6: Final answer
    x = 13,603.81

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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.