Home / 29,670.86-40,945.55-16,241.84

Finding the Fourth Proportional to 29,670.86, 40,945.55 and 16,241.84

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Solution

The fourth proportional to 29,670.86, 40,945.55 and 16,241.84 is: 22,413.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,670.86 : 40,945.55 = 16,241.84 : x
  2. Step 2: Convert to fraction form
    29,670.86/40,945.55 = 16,241.84/x
  3. Step 3: Cross multiply
    29,670.86x = 40,945.55 × 16,241.84
  4. Step 4: Simplify right side
    29,670.86x = 665,031,071.81
  5. Step 5: Solve for x
    x = 665,031,071.81/29,670.86
  6. Step 6: Final answer
    x = 22,413.61

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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.