Home / 19,015.08-26,249.31-12,652.95

Finding the Fourth Proportional to 19,015.08, 26,249.31 and 12,652.95

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Solution

The fourth proportional to 19,015.08, 26,249.31 and 12,652.95 is: 17,466.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,015.08 : 26,249.31 = 12,652.95 : x
  2. Step 2: Convert to fraction form
    19,015.08/26,249.31 = 12,652.95/x
  3. Step 3: Cross multiply
    19,015.08x = 26,249.31 × 12,652.95
  4. Step 4: Simplify right side
    19,015.08x = 332,131,206.96
  5. Step 5: Solve for x
    x = 332,131,206.96/19,015.08
  6. Step 6: Final answer
    x = 17,466.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.