Home / 13,745.16-20,600.85-6,339.34

Finding the Fourth Proportional to 13,745.16, 20,600.85 and 6,339.34

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Solution

The fourth proportional to 13,745.16, 20,600.85 and 6,339.34 is: 9,501.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,745.16 : 20,600.85 = 6,339.34 : x
  2. Step 2: Convert to fraction form
    13,745.16/20,600.85 = 6,339.34/x
  3. Step 3: Cross multiply
    13,745.16x = 20,600.85 × 6,339.34
  4. Step 4: Simplify right side
    13,745.16x = 130,595,792.44
  5. Step 5: Solve for x
    x = 130,595,792.44/13,745.16
  6. Step 6: Final answer
    x = 9,501.22

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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.