Home / 16,853.94-25,261.23-12,680.54

Finding the Fourth Proportional to 16,853.94, 25,261.23 and 12,680.54

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Solution

The fourth proportional to 16,853.94, 25,261.23 and 12,680.54 is: 19,006.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,853.94 : 25,261.23 = 12,680.54 : x
  2. Step 2: Convert to fraction form
    16,853.94/25,261.23 = 12,680.54/x
  3. Step 3: Cross multiply
    16,853.94x = 25,261.23 × 12,680.54
  4. Step 4: Simplify right side
    16,853.94x = 320,326,037.46
  5. Step 5: Solve for x
    x = 320,326,037.46/16,853.94
  6. Step 6: Final answer
    x = 19,006.00

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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.