Home / 34,274.40-51,405.12-14,553.60

Finding the Fourth Proportional to 34,274.40, 51,405.12 and 14,553.60

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Solution

The fourth proportional to 34,274.40, 51,405.12 and 14,553.60 is: 21,827.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,274.40 : 51,405.12 = 14,553.60 : x
  2. Step 2: Convert to fraction form
    34,274.40/51,405.12 = 14,553.60/x
  3. Step 3: Cross multiply
    34,274.40x = 51,405.12 × 14,553.60
  4. Step 4: Simplify right side
    34,274.40x = 748,129,554.43
  5. Step 5: Solve for x
    x = 748,129,554.43/34,274.40
  6. Step 6: Final answer
    x = 21,827.65

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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.