Home / 19,805.22-29,676.24-14,515.74

Finding the Fourth Proportional to 19,805.22, 29,676.24 and 14,515.74

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Solution

The fourth proportional to 19,805.22, 29,676.24 and 14,515.74 is: 21,750.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,805.22 : 29,676.24 = 14,515.74 : x
  2. Step 2: Convert to fraction form
    19,805.22/29,676.24 = 14,515.74/x
  3. Step 3: Cross multiply
    19,805.22x = 29,676.24 × 14,515.74
  4. Step 4: Simplify right side
    19,805.22x = 430,772,584.02
  5. Step 5: Solve for x
    x = 430,772,584.02/19,805.22
  6. Step 6: Final answer
    x = 21,750.46

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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.