Home / 19,737.80-29,613.60-12,333.56

Finding the Fourth Proportional to 19,737.80, 29,613.60 and 12,333.56

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Solution

The fourth proportional to 19,737.80, 29,613.60 and 12,333.56 is: 18,504.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,737.80 : 29,613.60 = 12,333.56 : x
  2. Step 2: Convert to fraction form
    19,737.80/29,613.60 = 12,333.56/x
  3. Step 3: Cross multiply
    19,737.80x = 29,613.60 × 12,333.56
  4. Step 4: Simplify right side
    19,737.80x = 365,241,112.42
  5. Step 5: Solve for x
    x = 365,241,112.42/19,737.80
  6. Step 6: Final answer
    x = 18,504.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.