Home / 22,004.70-30,356.96-14,728.07

Finding the Fourth Proportional to 22,004.70, 30,356.96 and 14,728.07

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Solution

The fourth proportional to 22,004.70, 30,356.96 and 14,728.07 is: 20,318.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,004.70 : 30,356.96 = 14,728.07 : x
  2. Step 2: Convert to fraction form
    22,004.70/30,356.96 = 14,728.07/x
  3. Step 3: Cross multiply
    22,004.70x = 30,356.96 × 14,728.07
  4. Step 4: Simplify right side
    22,004.70x = 447,099,206.44
  5. Step 5: Solve for x
    x = 447,099,206.44/22,004.70
  6. Step 6: Final answer
    x = 20,318.35

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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.