Home / 25,355.07-38,034.24-8,481.15

Finding the Fourth Proportional to 25,355.07, 38,034.24 and 8,481.15

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Solution

The fourth proportional to 25,355.07, 38,034.24 and 8,481.15 is: 12,722.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,355.07 : 38,034.24 = 8,481.15 : x
  2. Step 2: Convert to fraction form
    25,355.07/38,034.24 = 8,481.15/x
  3. Step 3: Cross multiply
    25,355.07x = 38,034.24 × 8,481.15
  4. Step 4: Simplify right side
    25,355.07x = 322,574,094.58
  5. Step 5: Solve for x
    x = 322,574,094.58/25,355.07
  6. Step 6: Final answer
    x = 12,722.27

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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.