Home / 25,450.22-38,177.75-7,915.34

Finding the Fourth Proportional to 25,450.22, 38,177.75 and 7,915.34

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Solution

The fourth proportional to 25,450.22, 38,177.75 and 7,915.34 is: 11,873.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,450.22 : 38,177.75 = 7,915.34 : x
  2. Step 2: Convert to fraction form
    25,450.22/38,177.75 = 7,915.34/x
  3. Step 3: Cross multiply
    25,450.22x = 38,177.75 × 7,915.34
  4. Step 4: Simplify right side
    25,450.22x = 302,189,700.58
  5. Step 5: Solve for x
    x = 302,189,700.58/25,450.22
  6. Step 6: Final answer
    x = 11,873.76

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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.