Home / 16,889.28-25,333.60-4,408.32

Finding the Fourth Proportional to 16,889.28, 25,333.60 and 4,408.32

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Solution

The fourth proportional to 16,889.28, 25,333.60 and 4,408.32 is: 6,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,889.28 : 25,333.60 = 4,408.32 : x
  2. Step 2: Convert to fraction form
    16,889.28/25,333.60 = 4,408.32/x
  3. Step 3: Cross multiply
    16,889.28x = 25,333.60 × 4,408.32
  4. Step 4: Simplify right side
    16,889.28x = 111,678,615.55
  5. Step 5: Solve for x
    x = 111,678,615.55/16,889.28
  6. Step 6: Final answer
    x = 6,612.40

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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.