Home / 25,344.45-38,020.86-10,554.03

Finding the Fourth Proportional to 25,344.45, 38,020.86 and 10,554.03

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Solution

The fourth proportional to 25,344.45, 38,020.86 and 10,554.03 is: 15,832.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,344.45 : 38,020.86 = 10,554.03 : x
  2. Step 2: Convert to fraction form
    25,344.45/38,020.86 = 10,554.03/x
  3. Step 3: Cross multiply
    25,344.45x = 38,020.86 × 10,554.03
  4. Step 4: Simplify right side
    25,344.45x = 401,273,297.07
  5. Step 5: Solve for x
    x = 401,273,297.07/25,344.45
  6. Step 6: Final answer
    x = 15,832.79

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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.