Home / 13,464.72-20,199.81-5,673.53

Finding the Fourth Proportional to 13,464.72, 20,199.81 and 5,673.53

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Solution

The fourth proportional to 13,464.72, 20,199.81 and 5,673.53 is: 8,511.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464.72 : 20,199.81 = 5,673.53 : x
  2. Step 2: Convert to fraction form
    13,464.72/20,199.81 = 5,673.53/x
  3. Step 3: Cross multiply
    13,464.72x = 20,199.81 × 5,673.53
  4. Step 4: Simplify right side
    13,464.72x = 114,604,228.03
  5. Step 5: Solve for x
    x = 114,604,228.03/13,464.72
  6. Step 6: Final answer
    x = 8,511.45

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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.