Home / 30,560.25-45,847.55-9,499.21

Finding the Fourth Proportional to 30,560.25, 45,847.55 and 9,499.21

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Solution

The fourth proportional to 30,560.25, 45,847.55 and 9,499.21 is: 14,251.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,560.25 : 45,847.55 = 9,499.21 : x
  2. Step 2: Convert to fraction form
    30,560.25/45,847.55 = 9,499.21/x
  3. Step 3: Cross multiply
    30,560.25x = 45,847.55 × 9,499.21
  4. Step 4: Simplify right side
    30,560.25x = 435,515,505.44
  5. Step 5: Solve for x
    x = 435,515,505.44/30,560.25
  6. Step 6: Final answer
    x = 14,251.05

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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.