Home / 29,910.40-41,276.16-16,481.76

Finding the Fourth Proportional to 29,910.40, 41,276.16 and 16,481.76

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Solution

The fourth proportional to 29,910.40, 41,276.16 and 16,481.76 is: 22,744.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,910.40 : 41,276.16 = 16,481.76 : x
  2. Step 2: Convert to fraction form
    29,910.40/41,276.16 = 16,481.76/x
  3. Step 3: Cross multiply
    29,910.40x = 41,276.16 × 16,481.76
  4. Step 4: Simplify right side
    29,910.40x = 680,303,762.84
  5. Step 5: Solve for x
    x = 680,303,762.84/29,910.40
  6. Step 6: Final answer
    x = 22,744.72

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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.