Home / 28,192.94-42,276.16-16,350.07

Finding the Fourth Proportional to 28,192.94, 42,276.16 and 16,350.07

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Solution

The fourth proportional to 28,192.94, 42,276.16 and 16,350.07 is: 24,517.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,192.94 : 42,276.16 = 16,350.07 : x
  2. Step 2: Convert to fraction form
    28,192.94/42,276.16 = 16,350.07/x
  3. Step 3: Cross multiply
    28,192.94x = 42,276.16 × 16,350.07
  4. Step 4: Simplify right side
    28,192.94x = 691,218,409.53
  5. Step 5: Solve for x
    x = 691,218,409.53/28,192.94
  6. Step 6: Final answer
    x = 24,517.43

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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.