Home / 16,928.08-25,397.40-8,161.48

Finding the Fourth Proportional to 16,928.08, 25,397.40 and 8,161.48

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Solution

The fourth proportional to 16,928.08, 25,397.40 and 8,161.48 is: 12,244.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,928.08 : 25,397.40 = 8,161.48 : x
  2. Step 2: Convert to fraction form
    16,928.08/25,397.40 = 8,161.48/x
  3. Step 3: Cross multiply
    16,928.08x = 25,397.40 × 8,161.48
  4. Step 4: Simplify right side
    16,928.08x = 207,280,372.15
  5. Step 5: Solve for x
    x = 207,280,372.15/16,928.08
  6. Step 6: Final answer
    x = 12,244.77

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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.