Home / 28,226.72-42,324.95-9,500.54

Finding the Fourth Proportional to 28,226.72, 42,324.95 and 9,500.54

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Solution

The fourth proportional to 28,226.72, 42,324.95 and 9,500.54 is: 14,245.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,226.72 : 42,324.95 = 9,500.54 : x
  2. Step 2: Convert to fraction form
    28,226.72/42,324.95 = 9,500.54/x
  3. Step 3: Cross multiply
    28,226.72x = 42,324.95 × 9,500.54
  4. Step 4: Simplify right side
    28,226.72x = 402,109,621.35
  5. Step 5: Solve for x
    x = 402,109,621.35/28,226.72
  6. Step 6: Final answer
    x = 14,245.71

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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.