Home / 14,639.25-20,202.24-7,924.98

Finding the Fourth Proportional to 14,639.25, 20,202.24 and 7,924.98

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Solution

The fourth proportional to 14,639.25, 20,202.24 and 7,924.98 is: 10,936.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,639.25 : 20,202.24 = 7,924.98 : x
  2. Step 2: Convert to fraction form
    14,639.25/20,202.24 = 7,924.98/x
  3. Step 3: Cross multiply
    14,639.25x = 20,202.24 × 7,924.98
  4. Step 4: Simplify right side
    14,639.25x = 160,102,347.96
  5. Step 5: Solve for x
    x = 160,102,347.96/14,639.25
  6. Step 6: Final answer
    x = 10,936.51

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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.