Home / 18,348.42-27,522.49-10,903.58

Finding the Fourth Proportional to 18,348.42, 27,522.49 and 10,903.58

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Solution

The fourth proportional to 18,348.42, 27,522.49 and 10,903.58 is: 16,355.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,348.42 : 27,522.49 = 10,903.58 : x
  2. Step 2: Convert to fraction form
    18,348.42/27,522.49 = 10,903.58/x
  3. Step 3: Cross multiply
    18,348.42x = 27,522.49 × 10,903.58
  4. Step 4: Simplify right side
    18,348.42x = 300,093,637.96
  5. Step 5: Solve for x
    x = 300,093,637.96/18,348.42
  6. Step 6: Final answer
    x = 16,355.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.