Home / 15,822.26-21,834.02-8,748.53

Finding the Fourth Proportional to 15,822.26, 21,834.02 and 8,748.53

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Solution

The fourth proportional to 15,822.26, 21,834.02 and 8,748.53 is: 12,072.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,822.26 : 21,834.02 = 8,748.53 : x
  2. Step 2: Convert to fraction form
    15,822.26/21,834.02 = 8,748.53/x
  3. Step 3: Cross multiply
    15,822.26x = 21,834.02 × 8,748.53
  4. Step 4: Simplify right side
    15,822.26x = 191,015,578.99
  5. Step 5: Solve for x
    x = 191,015,578.99/15,822.26
  6. Step 6: Final answer
    x = 12,072.59

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Why These Related Problems?

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