Home / 30,182.18-41,650.81-16,753.60

Finding the Fourth Proportional to 30,182.18, 41,650.81 and 16,753.60

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Solution

The fourth proportional to 30,182.18, 41,650.81 and 16,753.60 is: 23,119.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,182.18 : 41,650.81 = 16,753.60 : x
  2. Step 2: Convert to fraction form
    30,182.18/41,650.81 = 16,753.60/x
  3. Step 3: Cross multiply
    30,182.18x = 41,650.81 × 16,753.60
  4. Step 4: Simplify right side
    30,182.18x = 697,801,010.42
  5. Step 5: Solve for x
    x = 697,801,010.42/30,182.18
  6. Step 6: Final answer
    x = 23,119.64

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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.