Home / 28,552.78-42,867.90-16,081.48

Finding the Fourth Proportional to 28,552.78, 42,867.90 and 16,081.48

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Solution

The fourth proportional to 28,552.78, 42,867.90 and 16,081.48 is: 24,144.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,552.78 : 42,867.90 = 16,081.48 : x
  2. Step 2: Convert to fraction form
    28,552.78/42,867.90 = 16,081.48/x
  3. Step 3: Cross multiply
    28,552.78x = 42,867.90 × 16,081.48
  4. Step 4: Simplify right side
    28,552.78x = 689,379,276.49
  5. Step 5: Solve for x
    x = 689,379,276.49/28,552.78
  6. Step 6: Final answer
    x = 24,144.03

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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.