Home / 14,295.06-19,723.94-8,630.72

Finding the Fourth Proportional to 14,295.06, 19,723.94 and 8,630.72

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Solution

The fourth proportional to 14,295.06, 19,723.94 and 8,630.72 is: 11,908.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,295.06 : 19,723.94 = 8,630.72 : x
  2. Step 2: Convert to fraction form
    14,295.06/19,723.94 = 8,630.72/x
  3. Step 3: Cross multiply
    14,295.06x = 19,723.94 × 8,630.72
  4. Step 4: Simplify right side
    14,295.06x = 170,231,803.44
  5. Step 5: Solve for x
    x = 170,231,803.44/14,295.06
  6. Step 6: Final answer
    x = 11,908.44

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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.