Home / 19,737.70-29,627.62-8,498.60

Finding the Fourth Proportional to 19,737.70, 29,627.62 and 8,498.60

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Solution

The fourth proportional to 19,737.70, 29,627.62 and 8,498.60 is: 12,756.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,737.70 : 29,627.62 = 8,498.60 : x
  2. Step 2: Convert to fraction form
    19,737.70/29,627.62 = 8,498.60/x
  3. Step 3: Cross multiply
    19,737.70x = 29,627.62 × 8,498.60
  4. Step 4: Simplify right side
    19,737.70x = 251,793,143.19
  5. Step 5: Solve for x
    x = 251,793,143.19/19,737.70
  6. Step 6: Final answer
    x = 12,756.97

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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.