Home / 28,226.98-42,335.06-14,183.12

Finding the Fourth Proportional to 28,226.98, 42,335.06 and 14,183.12

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Solution

The fourth proportional to 28,226.98, 42,335.06 and 14,183.12 is: 21,271.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,226.98 : 42,335.06 = 14,183.12 : x
  2. Step 2: Convert to fraction form
    28,226.98/42,335.06 = 14,183.12/x
  3. Step 3: Cross multiply
    28,226.98x = 42,335.06 × 14,183.12
  4. Step 4: Simplify right side
    28,226.98x = 600,443,059.97
  5. Step 5: Solve for x
    x = 600,443,059.97/28,226.98
  6. Step 6: Final answer
    x = 21,271.96

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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.