Home / 16,072.49-24,108.60-4,385.72

Finding the Fourth Proportional to 16,072.49, 24,108.60 and 4,385.72

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Solution

The fourth proportional to 16,072.49, 24,108.60 and 4,385.72 is: 6,578.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,072.49 : 24,108.60 = 4,385.72 : x
  2. Step 2: Convert to fraction form
    16,072.49/24,108.60 = 4,385.72/x
  3. Step 3: Cross multiply
    16,072.49x = 24,108.60 × 4,385.72
  4. Step 4: Simplify right side
    16,072.49x = 105,733,569.19
  5. Step 5: Solve for x
    x = 105,733,569.19/16,072.49
  6. Step 6: Final answer
    x = 6,578.54

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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.