Home / 13,710.60-20,567.29-3,849.92

Finding the Fourth Proportional to 13,710.60, 20,567.29 and 3,849.92

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Solution

The fourth proportional to 13,710.60, 20,567.29 and 3,849.92 is: 5,775.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,710.60 : 20,567.29 = 3,849.92 : x
  2. Step 2: Convert to fraction form
    13,710.60/20,567.29 = 3,849.92/x
  3. Step 3: Cross multiply
    13,710.60x = 20,567.29 × 3,849.92
  4. Step 4: Simplify right side
    13,710.60x = 79,182,308.66
  5. Step 5: Solve for x
    x = 79,182,308.66/13,710.60
  6. Step 6: Final answer
    x = 5,775.26

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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.