Home / 19,560.12-29,329.56-6,903.54

Finding the Fourth Proportional to 19,560.12, 29,329.56 and 6,903.54

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Solution

The fourth proportional to 19,560.12, 29,329.56 and 6,903.54 is: 10,351.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,560.12 : 29,329.56 = 6,903.54 : x
  2. Step 2: Convert to fraction form
    19,560.12/29,329.56 = 6,903.54/x
  3. Step 3: Cross multiply
    19,560.12x = 29,329.56 × 6,903.54
  4. Step 4: Simplify right side
    19,560.12x = 202,477,790.64
  5. Step 5: Solve for x
    x = 202,477,790.64/19,560.12
  6. Step 6: Final answer
    x = 10,351.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.