Home / 28,192.53-42,255.84-14,144.97

Finding the Fourth Proportional to 28,192.53, 42,255.84 and 14,144.97

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Solution

The fourth proportional to 28,192.53, 42,255.84 and 14,144.97 is: 21,200.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,192.53 : 42,255.84 = 14,144.97 : x
  2. Step 2: Convert to fraction form
    28,192.53/42,255.84 = 14,144.97/x
  3. Step 3: Cross multiply
    28,192.53x = 42,255.84 × 14,144.97
  4. Step 4: Simplify right side
    28,192.53x = 597,707,589.12
  5. Step 5: Solve for x
    x = 597,707,589.12/28,192.53
  6. Step 6: Final answer
    x = 21,200.92

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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.