Home / 14,388.56-21,576.80-6,072.32

Finding the Fourth Proportional to 14,388.56, 21,576.80 and 6,072.32

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Solution

The fourth proportional to 14,388.56, 21,576.80 and 6,072.32 is: 9,105.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,388.56 : 21,576.80 = 6,072.32 : x
  2. Step 2: Convert to fraction form
    14,388.56/21,576.80 = 6,072.32/x
  3. Step 3: Cross multiply
    14,388.56x = 21,576.80 × 6,072.32
  4. Step 4: Simplify right side
    14,388.56x = 131,021,234.18
  5. Step 5: Solve for x
    x = 131,021,234.18/14,388.56
  6. Step 6: Final answer
    x = 9,105.93

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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.