Home / 18,522.16-25,574.33-11,361.96

Finding the Fourth Proportional to 18,522.16, 25,574.33 and 11,361.96

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Solution

The fourth proportional to 18,522.16, 25,574.33 and 11,361.96 is: 15,687.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,522.16 : 25,574.33 = 11,361.96 : x
  2. Step 2: Convert to fraction form
    18,522.16/25,574.33 = 11,361.96/x
  3. Step 3: Cross multiply
    18,522.16x = 25,574.33 × 11,361.96
  4. Step 4: Simplify right side
    18,522.16x = 290,574,514.49
  5. Step 5: Solve for x
    x = 290,574,514.49/18,522.16
  6. Step 6: Final answer
    x = 15,687.94

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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.