Home / 30,155.44-41,613.36-16,727.92

Finding the Fourth Proportional to 30,155.44, 41,613.36 and 16,727.92

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Solution

The fourth proportional to 30,155.44, 41,613.36 and 16,727.92 is: 23,083.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,155.44 : 41,613.36 = 16,727.92 : x
  2. Step 2: Convert to fraction form
    30,155.44/41,613.36 = 16,727.92/x
  3. Step 3: Cross multiply
    30,155.44x = 41,613.36 × 16,727.92
  4. Step 4: Simplify right side
    30,155.44x = 696,104,957.01
  5. Step 5: Solve for x
    x = 696,104,957.01/30,155.44
  6. Step 6: Final answer
    x = 23,083.89

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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.