Home / 23,270.72-34,913.48-7,699.28

Finding the Fourth Proportional to 23,270.72, 34,913.48 and 7,699.28

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Solution

The fourth proportional to 23,270.72, 34,913.48 and 7,699.28 is: 11,551.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,270.72 : 34,913.48 = 7,699.28 : x
  2. Step 2: Convert to fraction form
    23,270.72/34,913.48 = 7,699.28/x
  3. Step 3: Cross multiply
    23,270.72x = 34,913.48 × 7,699.28
  4. Step 4: Simplify right side
    23,270.72x = 268,808,658.29
  5. Step 5: Solve for x
    x = 268,808,658.29/23,270.72
  6. Step 6: Final answer
    x = 11,551.37

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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.