Home / 23,311.92-32,170.96-12,702.08

Finding the Fourth Proportional to 23,311.92, 32,170.96 and 12,702.08

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Solution

The fourth proportional to 23,311.92, 32,170.96 and 12,702.08 is: 17,529.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,311.92 : 32,170.96 = 12,702.08 : x
  2. Step 2: Convert to fraction form
    23,311.92/32,170.96 = 12,702.08/x
  3. Step 3: Cross multiply
    23,311.92x = 32,170.96 × 12,702.08
  4. Step 4: Simplify right side
    23,311.92x = 408,638,107.60
  5. Step 5: Solve for x
    x = 408,638,107.60/23,311.92
  6. Step 6: Final answer
    x = 17,529.15

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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.