Home / 14,329.17-19,794.19-13,628.54

Finding the Fourth Proportional to 14,329.17, 19,794.19 and 13,628.54

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Solution

The fourth proportional to 14,329.17, 19,794.19 and 13,628.54 is: 18,826.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329.17 : 19,794.19 = 13,628.54 : x
  2. Step 2: Convert to fraction form
    14,329.17/19,794.19 = 13,628.54/x
  3. Step 3: Cross multiply
    14,329.17x = 19,794.19 × 13,628.54
  4. Step 4: Simplify right side
    14,329.17x = 269,765,839.81
  5. Step 5: Solve for x
    x = 269,765,839.81/14,329.17
  6. Step 6: Final answer
    x = 18,826.34

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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.