Home / 30,202.02-41,672.61-16,771.32

Finding the Fourth Proportional to 30,202.02, 41,672.61 and 16,771.32

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Solution

The fourth proportional to 30,202.02, 41,672.61 and 16,771.32 is: 23,140.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,202.02 : 41,672.61 = 16,771.32 : x
  2. Step 2: Convert to fraction form
    30,202.02/41,672.61 = 16,771.32/x
  3. Step 3: Cross multiply
    30,202.02x = 41,672.61 × 16,771.32
  4. Step 4: Simplify right side
    30,202.02x = 698,904,677.55
  5. Step 5: Solve for x
    x = 698,904,677.55/30,202.02
  6. Step 6: Final answer
    x = 23,140.99

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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.