Home / 14,072.35-21,108.56-5,752.39

Finding the Fourth Proportional to 14,072.35, 21,108.56 and 5,752.39

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Solution

The fourth proportional to 14,072.35, 21,108.56 and 5,752.39 is: 8,628.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,072.35 : 21,108.56 = 5,752.39 : x
  2. Step 2: Convert to fraction form
    14,072.35/21,108.56 = 5,752.39/x
  3. Step 3: Cross multiply
    14,072.35x = 21,108.56 × 5,752.39
  4. Step 4: Simplify right side
    14,072.35x = 121,424,669.46
  5. Step 5: Solve for x
    x = 121,424,669.46/14,072.35
  6. Step 6: Final answer
    x = 8,628.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.