Home / 16,961.01-23,405.35-9,406.74

Finding the Fourth Proportional to 16,961.01, 23,405.35 and 9,406.74

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Solution

The fourth proportional to 16,961.01, 23,405.35 and 9,406.74 is: 12,980.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,961.01 : 23,405.35 = 9,406.74 : x
  2. Step 2: Convert to fraction form
    16,961.01/23,405.35 = 9,406.74/x
  3. Step 3: Cross multiply
    16,961.01x = 23,405.35 × 9,406.74
  4. Step 4: Simplify right side
    16,961.01x = 220,168,042.06
  5. Step 5: Solve for x
    x = 220,168,042.06/16,961.01
  6. Step 6: Final answer
    x = 12,980.83

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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.