Home / 13,768.41-20,652.17-4,408.32

Finding the Fourth Proportional to 13,768.41, 20,652.17 and 4,408.32

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Solution

The fourth proportional to 13,768.41, 20,652.17 and 4,408.32 is: 6,612.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,768.41 : 20,652.17 = 4,408.32 : x
  2. Step 2: Convert to fraction form
    13,768.41/20,652.17 = 4,408.32/x
  3. Step 3: Cross multiply
    13,768.41x = 20,652.17 × 4,408.32
  4. Step 4: Simplify right side
    13,768.41x = 91,041,352.01
  5. Step 5: Solve for x
    x = 91,041,352.01/13,768.41
  6. Step 6: Final answer
    x = 6,612.34

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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.