Home / 13,496.90-20,246.83-5,184.05

Finding the Fourth Proportional to 13,496.90, 20,246.83 and 5,184.05

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Solution

The fourth proportional to 13,496.90, 20,246.83 and 5,184.05 is: 7,776.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,496.90 : 20,246.83 = 5,184.05 : x
  2. Step 2: Convert to fraction form
    13,496.90/20,246.83 = 5,184.05/x
  3. Step 3: Cross multiply
    13,496.90x = 20,246.83 × 5,184.05
  4. Step 4: Simplify right side
    13,496.90x = 104,960,464.87
  5. Step 5: Solve for x
    x = 104,960,464.87/13,496.90
  6. Step 6: Final answer
    x = 7,776.64

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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.