Home / 14,234.54-21,364.75-7,576.63

Finding the Fourth Proportional to 14,234.54, 21,364.75 and 7,576.63

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Solution

The fourth proportional to 14,234.54, 21,364.75 and 7,576.63 is: 11,371.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234.54 : 21,364.75 = 7,576.63 : x
  2. Step 2: Convert to fraction form
    14,234.54/21,364.75 = 7,576.63/x
  3. Step 3: Cross multiply
    14,234.54x = 21,364.75 × 7,576.63
  4. Step 4: Simplify right side
    14,234.54x = 161,872,858.51
  5. Step 5: Solve for x
    x = 161,872,858.51/14,234.54
  6. Step 6: Final answer
    x = 11,371.84

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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.