Home / 16,896.63-23,303.19-12,657.66

Finding the Fourth Proportional to 16,896.63, 23,303.19 and 12,657.66

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Solution

The fourth proportional to 16,896.63, 23,303.19 and 12,657.66 is: 17,456.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,896.63 : 23,303.19 = 12,657.66 : x
  2. Step 2: Convert to fraction form
    16,896.63/23,303.19 = 12,657.66/x
  3. Step 3: Cross multiply
    16,896.63x = 23,303.19 × 12,657.66
  4. Step 4: Simplify right side
    16,896.63x = 294,963,855.94
  5. Step 5: Solve for x
    x = 294,963,855.94/16,896.63
  6. Step 6: Final answer
    x = 17,456.96

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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.