Home / 13,965.24-20,963.04-5,650.98

Finding the Fourth Proportional to 13,965.24, 20,963.04 and 5,650.98

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Solution

The fourth proportional to 13,965.24, 20,963.04 and 5,650.98 is: 8,482.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,965.24 : 20,963.04 = 5,650.98 : x
  2. Step 2: Convert to fraction form
    13,965.24/20,963.04 = 5,650.98/x
  3. Step 3: Cross multiply
    13,965.24x = 20,963.04 × 5,650.98
  4. Step 4: Simplify right side
    13,965.24x = 118,461,719.78
  5. Step 5: Solve for x
    x = 118,461,719.78/13,965.24
  6. Step 6: Final answer
    x = 8,482.61

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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.