Home / 13,329.64-19,983.65-5,544.28

Finding the Fourth Proportional to 13,329.64, 19,983.65 and 5,544.28

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Solution

The fourth proportional to 13,329.64, 19,983.65 and 5,544.28 is: 8,311.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,329.64 : 19,983.65 = 5,544.28 : x
  2. Step 2: Convert to fraction form
    13,329.64/19,983.65 = 5,544.28/x
  3. Step 3: Cross multiply
    13,329.64x = 19,983.65 × 5,544.28
  4. Step 4: Simplify right side
    13,329.64x = 110,794,851.10
  5. Step 5: Solve for x
    x = 110,794,851.10/13,329.64
  6. Step 6: Final answer
    x = 8,311.92

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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.