Home / 25,389.38-38,091.90-11,361.18

Finding the Fourth Proportional to 25,389.38, 38,091.90 and 11,361.18

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Solution

The fourth proportional to 25,389.38, 38,091.90 and 11,361.18 is: 17,045.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,389.38 : 38,091.90 = 11,361.18 : x
  2. Step 2: Convert to fraction form
    25,389.38/38,091.90 = 11,361.18/x
  3. Step 3: Cross multiply
    25,389.38x = 38,091.90 × 11,361.18
  4. Step 4: Simplify right side
    25,389.38x = 432,768,932.44
  5. Step 5: Solve for x
    x = 432,768,932.44/25,389.38
  6. Step 6: Final answer
    x = 17,045.27

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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.