Home / 12,525.58-18,788.93-6,974.75

Finding the Fourth Proportional to 12,525.58, 18,788.93 and 6,974.75

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Solution

The fourth proportional to 12,525.58, 18,788.93 and 6,974.75 is: 10,462.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,525.58 : 18,788.93 = 6,974.75 : x
  2. Step 2: Convert to fraction form
    12,525.58/18,788.93 = 6,974.75/x
  3. Step 3: Cross multiply
    12,525.58x = 18,788.93 × 6,974.75
  4. Step 4: Simplify right side
    12,525.58x = 131,048,127.77
  5. Step 5: Solve for x
    x = 131,048,127.77/12,525.58
  6. Step 6: Final answer
    x = 10,462.44

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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.