Home / 14,769.51-20,382.47-8,801.73

Finding the Fourth Proportional to 14,769.51, 20,382.47 and 8,801.73

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Solution

The fourth proportional to 14,769.51, 20,382.47 and 8,801.73 is: 12,146.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,769.51 : 20,382.47 = 8,801.73 : x
  2. Step 2: Convert to fraction form
    14,769.51/20,382.47 = 8,801.73/x
  3. Step 3: Cross multiply
    14,769.51x = 20,382.47 × 8,801.73
  4. Step 4: Simplify right side
    14,769.51x = 179,400,997.67
  5. Step 5: Solve for x
    x = 179,400,997.67/14,769.51
  6. Step 6: Final answer
    x = 12,146.71

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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.