Home / 21,546.51-32,319.71-11,748.04

Finding the Fourth Proportional to 21,546.51, 32,319.71 and 11,748.04

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Solution

The fourth proportional to 21,546.51, 32,319.71 and 11,748.04 is: 17,622.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,546.51 : 32,319.71 = 11,748.04 : x
  2. Step 2: Convert to fraction form
    21,546.51/32,319.71 = 11,748.04/x
  3. Step 3: Cross multiply
    21,546.51x = 32,319.71 × 11,748.04
  4. Step 4: Simplify right side
    21,546.51x = 379,693,150.38
  5. Step 5: Solve for x
    x = 379,693,150.38/21,546.51
  6. Step 6: Final answer
    x = 17,622.03

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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.