Home / 28,195.94-42,280.66-16,353.08

Finding the Fourth Proportional to 28,195.94, 42,280.66 and 16,353.08

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Solution

The fourth proportional to 28,195.94, 42,280.66 and 16,353.08 is: 24,521.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,195.94 : 42,280.66 = 16,353.08 : x
  2. Step 2: Convert to fraction form
    28,195.94/42,280.66 = 16,353.08/x
  3. Step 3: Cross multiply
    28,195.94x = 42,280.66 × 16,353.08
  4. Step 4: Simplify right side
    28,195.94x = 691,419,015.43
  5. Step 5: Solve for x
    x = 691,419,015.43/28,195.94
  6. Step 6: Final answer
    x = 24,521.94

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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.