Home / 13,241.56-19,865.20-4,476.28

Finding the Fourth Proportional to 13,241.56, 19,865.20 and 4,476.28

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Solution

The fourth proportional to 13,241.56, 19,865.20 and 4,476.28 is: 6,715.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,241.56 : 19,865.20 = 4,476.28 : x
  2. Step 2: Convert to fraction form
    13,241.56/19,865.20 = 4,476.28/x
  3. Step 3: Cross multiply
    13,241.56x = 19,865.20 × 4,476.28
  4. Step 4: Simplify right side
    13,241.56x = 88,922,197.46
  5. Step 5: Solve for x
    x = 88,922,197.46/13,241.56
  6. Step 6: Final answer
    x = 6,715.39

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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.