Home / 17,205.33-23,733.29-10,821.86

Finding the Fourth Proportional to 17,205.33, 23,733.29 and 10,821.86

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Solution

The fourth proportional to 17,205.33, 23,733.29 and 10,821.86 is: 14,927.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,205.33 : 23,733.29 = 10,821.86 : x
  2. Step 2: Convert to fraction form
    17,205.33/23,733.29 = 10,821.86/x
  3. Step 3: Cross multiply
    17,205.33x = 23,733.29 × 10,821.86
  4. Step 4: Simplify right side
    17,205.33x = 256,838,250.11
  5. Step 5: Solve for x
    x = 256,838,250.11/17,205.33
  6. Step 6: Final answer
    x = 14,927.83

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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.