Home / 28,273.42-42,408.78-9,552.16

Finding the Fourth Proportional to 28,273.42, 42,408.78 and 9,552.16

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Solution

The fourth proportional to 28,273.42, 42,408.78 and 9,552.16 is: 14,327.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,273.42 : 42,408.78 = 9,552.16 : x
  2. Step 2: Convert to fraction form
    28,273.42/42,408.78 = 9,552.16/x
  3. Step 3: Cross multiply
    28,273.42x = 42,408.78 × 9,552.16
  4. Step 4: Simplify right side
    28,273.42x = 405,095,451.96
  5. Step 5: Solve for x
    x = 405,095,451.96/28,273.42
  6. Step 6: Final answer
    x = 14,327.78

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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.