Home / 30,016.20-44,975.70-28,266.60

Finding the Fourth Proportional to 30,016.20, 44,975.70 and 28,266.60

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Solution

The fourth proportional to 30,016.20, 44,975.70 and 28,266.60 is: 42,354.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,016.20 : 44,975.70 = 28,266.60 : x
  2. Step 2: Convert to fraction form
    30,016.20/44,975.70 = 28,266.60/x
  3. Step 3: Cross multiply
    30,016.20x = 44,975.70 × 28,266.60
  4. Step 4: Simplify right side
    30,016.20x = 1,271,310,121.62
  5. Step 5: Solve for x
    x = 1,271,310,121.62/30,016.20
  6. Step 6: Final answer
    x = 42,354.13

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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.