Home / 14,673.48-20,249.40-7,959.21

Finding the Fourth Proportional to 14,673.48, 20,249.40 and 7,959.21

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Solution

The fourth proportional to 14,673.48, 20,249.40 and 7,959.21 is: 10,983.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,673.48 : 20,249.40 = 7,959.21 : x
  2. Step 2: Convert to fraction form
    14,673.48/20,249.40 = 7,959.21/x
  3. Step 3: Cross multiply
    14,673.48x = 20,249.40 × 7,959.21
  4. Step 4: Simplify right side
    14,673.48x = 161,169,226.97
  5. Step 5: Solve for x
    x = 161,169,226.97/14,673.48
  6. Step 6: Final answer
    x = 10,983.71

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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.