Home / 16,863.18-23,271.94-9,695.41

Finding the Fourth Proportional to 16,863.18, 23,271.94 and 9,695.41

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Solution

The fourth proportional to 16,863.18, 23,271.94 and 9,695.41 is: 13,380.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,863.18 : 23,271.94 = 9,695.41 : x
  2. Step 2: Convert to fraction form
    16,863.18/23,271.94 = 9,695.41/x
  3. Step 3: Cross multiply
    16,863.18x = 23,271.94 × 9,695.41
  4. Step 4: Simplify right side
    16,863.18x = 225,630,999.80
  5. Step 5: Solve for x
    x = 225,630,999.80/16,863.18
  6. Step 6: Final answer
    x = 13,380.10

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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.