Home / 14,576.03-21,864.18-4,187.78

Finding the Fourth Proportional to 14,576.03, 21,864.18 and 4,187.78

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Solution

The fourth proportional to 14,576.03, 21,864.18 and 4,187.78 is: 6,281.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,576.03 : 21,864.18 = 4,187.78 : x
  2. Step 2: Convert to fraction form
    14,576.03/21,864.18 = 4,187.78/x
  3. Step 3: Cross multiply
    14,576.03x = 21,864.18 × 4,187.78
  4. Step 4: Simplify right side
    14,576.03x = 91,562,375.72
  5. Step 5: Solve for x
    x = 91,562,375.72/14,576.03
  6. Step 6: Final answer
    x = 6,281.71

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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.