Home / 28,194.06-42,277.85-16,351.20

Finding the Fourth Proportional to 28,194.06, 42,277.85 and 16,351.20

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Solution

The fourth proportional to 28,194.06, 42,277.85 and 16,351.20 is: 24,519.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,194.06 : 42,277.85 = 16,351.20 : x
  2. Step 2: Convert to fraction form
    28,194.06/42,277.85 = 16,351.20/x
  3. Step 3: Cross multiply
    28,194.06x = 42,277.85 × 16,351.20
  4. Step 4: Simplify right side
    28,194.06x = 691,293,560.48
  5. Step 5: Solve for x
    x = 691,293,560.48/28,194.06
  6. Step 6: Final answer
    x = 24,519.12

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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.