Home / 19,064.46-26,305.20-11,986.77

Finding the Fourth Proportional to 19,064.46, 26,305.20 and 11,986.77

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Solution

The fourth proportional to 19,064.46, 26,305.20 and 11,986.77 is: 16,539.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,064.46 : 26,305.20 = 11,986.77 : x
  2. Step 2: Convert to fraction form
    19,064.46/26,305.20 = 11,986.77/x
  3. Step 3: Cross multiply
    19,064.46x = 26,305.20 × 11,986.77
  4. Step 4: Simplify right side
    19,064.46x = 315,314,382.20
  5. Step 5: Solve for x
    x = 315,314,382.20/19,064.46
  6. Step 6: Final answer
    x = 16,539.38

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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.