Home / 19,334.72-26,694.94-12,077.88

Finding the Fourth Proportional to 19,334.72, 26,694.94 and 12,077.88

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Solution

The fourth proportional to 19,334.72, 26,694.94 and 12,077.88 is: 16,675.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,334.72 : 26,694.94 = 12,077.88 : x
  2. Step 2: Convert to fraction form
    19,334.72/26,694.94 = 12,077.88/x
  3. Step 3: Cross multiply
    19,334.72x = 26,694.94 × 12,077.88
  4. Step 4: Simplify right side
    19,334.72x = 322,418,281.93
  5. Step 5: Solve for x
    x = 322,418,281.93/19,334.72
  6. Step 6: Final answer
    x = 16,675.61

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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.