Home / 30,000.26-45,013.36-16,832.90

Finding the Fourth Proportional to 30,000.26, 45,013.36 and 16,832.90

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Solution

The fourth proportional to 30,000.26, 45,013.36 and 16,832.90 is: 25,256.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,000.26 : 45,013.36 = 16,832.90 : x
  2. Step 2: Convert to fraction form
    30,000.26/45,013.36 = 16,832.90/x
  3. Step 3: Cross multiply
    30,000.26x = 45,013.36 × 16,832.90
  4. Step 4: Simplify right side
    30,000.26x = 757,705,387.54
  5. Step 5: Solve for x
    x = 757,705,387.54/30,000.26
  6. Step 6: Final answer
    x = 25,256.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.