Home / 15,836.48-21,834.49-10,161.22

Finding the Fourth Proportional to 15,836.48, 21,834.49 and 10,161.22

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Solution

The fourth proportional to 15,836.48, 21,834.49 and 10,161.22 is: 14,009.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,836.48 : 21,834.49 = 10,161.22 : x
  2. Step 2: Convert to fraction form
    15,836.48/21,834.49 = 10,161.22/x
  3. Step 3: Cross multiply
    15,836.48x = 21,834.49 × 10,161.22
  4. Step 4: Simplify right side
    15,836.48x = 221,865,056.48
  5. Step 5: Solve for x
    x = 221,865,056.48/15,836.48
  6. Step 6: Final answer
    x = 14,009.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.