Home / 30,080.44-45,125.46-10,354.12

Finding the Fourth Proportional to 30,080.44, 45,125.46 and 10,354.12

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Solution

The fourth proportional to 30,080.44, 45,125.46 and 10,354.12 is: 15,532.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,080.44 : 45,125.46 = 10,354.12 : x
  2. Step 2: Convert to fraction form
    30,080.44/45,125.46 = 10,354.12/x
  3. Step 3: Cross multiply
    30,080.44x = 45,125.46 × 10,354.12
  4. Step 4: Simplify right side
    30,080.44x = 467,234,427.90
  5. Step 5: Solve for x
    x = 467,234,427.90/30,080.44
  6. Step 6: Final answer
    x = 15,532.83

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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.