Home / 20,350.08-28,059.18-16,313.64

Finding the Fourth Proportional to 20,350.08, 28,059.18 and 16,313.64

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Solution

The fourth proportional to 20,350.08, 28,059.18 and 16,313.64 is: 22,493.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,350.08 : 28,059.18 = 16,313.64 : x
  2. Step 2: Convert to fraction form
    20,350.08/28,059.18 = 16,313.64/x
  3. Step 3: Cross multiply
    20,350.08x = 28,059.18 × 16,313.64
  4. Step 4: Simplify right side
    20,350.08x = 457,747,361.22
  5. Step 5: Solve for x
    x = 457,747,361.22/20,350.08
  6. Step 6: Final answer
    x = 22,493.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.