Home / 14,360.30-21,540.56-5,007

Finding the Fourth Proportional to 14,360.30, 21,540.56 and 5,007

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Solution

The fourth proportional to 14,360.30, 21,540.56 and 5,007 is: 7,510.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,360.30 : 21,540.56 = 5,007 : x
  2. Step 2: Convert to fraction form
    14,360.30/21,540.56 = 5,007/x
  3. Step 3: Cross multiply
    14,360.30x = 21,540.56 × 5,007
  4. Step 4: Simplify right side
    14,360.30x = 107,853,558.89
  5. Step 5: Solve for x
    x = 107,853,558.89/14,360.30
  6. Step 6: Final answer
    x = 7,510.54

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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.