Home / 16,801.92-23,188.08-9,249.72

Finding the Fourth Proportional to 16,801.92, 23,188.08 and 9,249.72

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Solution

The fourth proportional to 16,801.92, 23,188.08 and 9,249.72 is: 12,765.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,801.92 : 23,188.08 = 9,249.72 : x
  2. Step 2: Convert to fraction form
    16,801.92/23,188.08 = 9,249.72/x
  3. Step 3: Cross multiply
    16,801.92x = 23,188.08 × 9,249.72
  4. Step 4: Simplify right side
    16,801.92x = 214,483,247.34
  5. Step 5: Solve for x
    x = 214,483,247.34/16,801.92
  6. Step 6: Final answer
    x = 12,765.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.