Home / 30,285.23-45,399.89-16,255.08

Finding the Fourth Proportional to 30,285.23, 45,399.89 and 16,255.08

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Solution

The fourth proportional to 30,285.23, 45,399.89 and 16,255.08 is: 24,367.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,285.23 : 45,399.89 = 16,255.08 : x
  2. Step 2: Convert to fraction form
    30,285.23/45,399.89 = 16,255.08/x
  3. Step 3: Cross multiply
    30,285.23x = 45,399.89 × 16,255.08
  4. Step 4: Simplify right side
    30,285.23x = 737,978,884.58
  5. Step 5: Solve for x
    x = 737,978,884.58/30,285.23
  6. Step 6: Final answer
    x = 24,367.62

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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.