Home / 30,272.70-41,776.20-16,845.24

Finding the Fourth Proportional to 30,272.70, 41,776.20 and 16,845.24

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Solution

The fourth proportional to 30,272.70, 41,776.20 and 16,845.24 is: 23,246.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,272.70 : 41,776.20 = 16,845.24 : x
  2. Step 2: Convert to fraction form
    30,272.70/41,776.20 = 16,845.24/x
  3. Step 3: Cross multiply
    30,272.70x = 41,776.20 × 16,845.24
  4. Step 4: Simplify right side
    30,272.70x = 703,730,115.29
  5. Step 5: Solve for x
    x = 703,730,115.29/30,272.70
  6. Step 6: Final answer
    x = 23,246.36

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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.