Home / 30,190.84-41,663.85-16,762.96

Finding the Fourth Proportional to 30,190.84, 41,663.85 and 16,762.96

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Solution

The fourth proportional to 30,190.84, 41,663.85 and 16,762.96 is: 23,133.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,190.84 : 41,663.85 = 16,762.96 : x
  2. Step 2: Convert to fraction form
    30,190.84/41,663.85 = 16,762.96/x
  3. Step 3: Cross multiply
    30,190.84x = 41,663.85 × 16,762.96
  4. Step 4: Simplify right side
    30,190.84x = 698,409,451.00
  5. Step 5: Solve for x
    x = 698,409,451.00/30,190.84
  6. Step 6: Final answer
    x = 23,133.16

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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.