Home / 16,784.42-23,160.94-9,230.76

Finding the Fourth Proportional to 16,784.42, 23,160.94 and 9,230.76

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Solution

The fourth proportional to 16,784.42, 23,160.94 and 9,230.76 is: 12,737.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,784.42 : 23,160.94 = 9,230.76 : x
  2. Step 2: Convert to fraction form
    16,784.42/23,160.94 = 9,230.76/x
  3. Step 3: Cross multiply
    16,784.42x = 23,160.94 × 9,230.76
  4. Step 4: Simplify right side
    16,784.42x = 213,793,055.44
  5. Step 5: Solve for x
    x = 213,793,055.44/16,784.42
  6. Step 6: Final answer
    x = 12,737.59

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Half scale
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Double scale
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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.