Home / 13,208.60-19,812.93-3,347.88

Finding the Fourth Proportional to 13,208.60, 19,812.93 and 3,347.88

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Solution

The fourth proportional to 13,208.60, 19,812.93 and 3,347.88 is: 5,021.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208.60 : 19,812.93 = 3,347.88 : x
  2. Step 2: Convert to fraction form
    13,208.60/19,812.93 = 3,347.88/x
  3. Step 3: Cross multiply
    13,208.60x = 19,812.93 × 3,347.88
  4. Step 4: Simplify right side
    13,208.60x = 66,331,312.09
  5. Step 5: Solve for x
    x = 66,331,312.09/13,208.60
  6. Step 6: Final answer
    x = 5,021.83

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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.