Home / 28,072.95-42,087.08-16,213.23

Finding the Fourth Proportional to 28,072.95, 42,087.08 and 16,213.23

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Solution

The fourth proportional to 28,072.95, 42,087.08 and 16,213.23 is: 24,306.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,072.95 : 42,087.08 = 16,213.23 : x
  2. Step 2: Convert to fraction form
    28,072.95/42,087.08 = 16,213.23/x
  3. Step 3: Cross multiply
    28,072.95x = 42,087.08 × 16,213.23
  4. Step 4: Simplify right side
    28,072.95x = 682,367,427.00
  5. Step 5: Solve for x
    x = 682,367,427.00/28,072.95
  6. Step 6: Final answer
    x = 24,306.94

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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.