Home / 18,241.18-25,172.84-10,283.46

Finding the Fourth Proportional to 18,241.18, 25,172.84 and 10,283.46

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Solution

The fourth proportional to 18,241.18, 25,172.84 and 10,283.46 is: 14,191.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,241.18 : 25,172.84 = 10,283.46 : x
  2. Step 2: Convert to fraction form
    18,241.18/25,172.84 = 10,283.46/x
  3. Step 3: Cross multiply
    18,241.18x = 25,172.84 × 10,283.46
  4. Step 4: Simplify right side
    18,241.18x = 258,863,893.23
  5. Step 5: Solve for x
    x = 258,863,893.23/18,241.18
  6. Step 6: Final answer
    x = 14,191.18

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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.