Home / 29,984.80-41,378.75-16,555.76

Finding the Fourth Proportional to 29,984.80, 41,378.75 and 16,555.76

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Solution

The fourth proportional to 29,984.80, 41,378.75 and 16,555.76 is: 22,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,984.80 : 41,378.75 = 16,555.76 : x
  2. Step 2: Convert to fraction form
    29,984.80/41,378.75 = 16,555.76/x
  3. Step 3: Cross multiply
    29,984.80x = 41,378.75 × 16,555.76
  4. Step 4: Simplify right side
    29,984.80x = 685,056,581.68
  5. Step 5: Solve for x
    x = 685,056,581.68/29,984.80
  6. Step 6: Final answer
    x = 22,846.80

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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.