Home / 13,467.14-20,178.43-6,884.27

Finding the Fourth Proportional to 13,467.14, 20,178.43 and 6,884.27

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Solution

The fourth proportional to 13,467.14, 20,178.43 and 6,884.27 is: 10,315.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,467.14 : 20,178.43 = 6,884.27 : x
  2. Step 2: Convert to fraction form
    13,467.14/20,178.43 = 6,884.27/x
  3. Step 3: Cross multiply
    13,467.14x = 20,178.43 × 6,884.27
  4. Step 4: Simplify right side
    13,467.14x = 138,913,642.19
  5. Step 5: Solve for x
    x = 138,913,642.19/13,467.14
  6. Step 6: Final answer
    x = 10,315.01

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1.5x scale

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.