Home / 13,566.90-20,347.28-4,801.82

Finding the Fourth Proportional to 13,566.90, 20,347.28 and 4,801.82

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Solution

The fourth proportional to 13,566.90, 20,347.28 and 4,801.82 is: 7,201.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566.90 : 20,347.28 = 4,801.82 : x
  2. Step 2: Convert to fraction form
    13,566.90/20,347.28 = 4,801.82/x
  3. Step 3: Cross multiply
    13,566.90x = 20,347.28 × 4,801.82
  4. Step 4: Simplify right side
    13,566.90x = 97,703,850.30
  5. Step 5: Solve for x
    x = 97,703,850.30/13,566.90
  6. Step 6: Final answer
    x = 7,201.63

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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.