Home / 13,377.54-20,059.56-7,832.64

Finding the Fourth Proportional to 13,377.54, 20,059.56 and 7,832.64

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Solution

The fourth proportional to 13,377.54, 20,059.56 and 7,832.64 is: 11,745.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,377.54 : 20,059.56 = 7,832.64 : x
  2. Step 2: Convert to fraction form
    13,377.54/20,059.56 = 7,832.64/x
  3. Step 3: Cross multiply
    13,377.54x = 20,059.56 × 7,832.64
  4. Step 4: Simplify right side
    13,377.54x = 157,119,312.04
  5. Step 5: Solve for x
    x = 157,119,312.04/13,377.54
  6. Step 6: Final answer
    x = 11,745.01

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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.