Home / 16,960.22-23,402.30-9,405.35

Finding the Fourth Proportional to 16,960.22, 23,402.30 and 9,405.35

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Solution

The fourth proportional to 16,960.22, 23,402.30 and 9,405.35 is: 12,977.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,960.22 : 23,402.30 = 9,405.35 : x
  2. Step 2: Convert to fraction form
    16,960.22/23,402.30 = 9,405.35/x
  3. Step 3: Cross multiply
    16,960.22x = 23,402.30 × 9,405.35
  4. Step 4: Simplify right side
    16,960.22x = 220,106,916.08
  5. Step 5: Solve for x
    x = 220,106,916.08/16,960.22
  6. Step 6: Final answer
    x = 12,977.83

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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.