Home / 14,579.67-21,840.88-7,564.26

Finding the Fourth Proportional to 14,579.67, 21,840.88 and 7,564.26

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Solution

The fourth proportional to 14,579.67, 21,840.88 and 7,564.26 is: 11,331.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,579.67 : 21,840.88 = 7,564.26 : x
  2. Step 2: Convert to fraction form
    14,579.67/21,840.88 = 7,564.26/x
  3. Step 3: Cross multiply
    14,579.67x = 21,840.88 × 7,564.26
  4. Step 4: Simplify right side
    14,579.67x = 165,210,094.95
  5. Step 5: Solve for x
    x = 165,210,094.95/14,579.67
  6. Step 6: Final answer
    x = 11,331.54

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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.