Home / 30,237.71-41,727.66-16,808.61

Finding the Fourth Proportional to 30,237.71, 41,727.66 and 16,808.61

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Solution

The fourth proportional to 30,237.71, 41,727.66 and 16,808.61 is: 23,195.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,237.71 : 41,727.66 = 16,808.61 : x
  2. Step 2: Convert to fraction form
    30,237.71/41,727.66 = 16,808.61/x
  3. Step 3: Cross multiply
    30,237.71x = 41,727.66 × 16,808.61
  4. Step 4: Simplify right side
    30,237.71x = 701,384,056.60
  5. Step 5: Solve for x
    x = 701,384,056.60/30,237.71
  6. Step 6: Final answer
    x = 23,195.68

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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.