Home / 13,324.64-19,985.29-3,463.10

Finding the Fourth Proportional to 13,324.64, 19,985.29 and 3,463.10

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Solution

The fourth proportional to 13,324.64, 19,985.29 and 3,463.10 is: 5,194.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,324.64 : 19,985.29 = 3,463.10 : x
  2. Step 2: Convert to fraction form
    13,324.64/19,985.29 = 3,463.10/x
  3. Step 3: Cross multiply
    13,324.64x = 19,985.29 × 3,463.10
  4. Step 4: Simplify right side
    13,324.64x = 69,211,057.80
  5. Step 5: Solve for x
    x = 69,211,057.80/13,324.64
  6. Step 6: Final answer
    x = 5,194.22

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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.