Home / 13,477.12-20,216.94-4,589.47

Finding the Fourth Proportional to 13,477.12, 20,216.94 and 4,589.47

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Solution

The fourth proportional to 13,477.12, 20,216.94 and 4,589.47 is: 6,884.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,477.12 : 20,216.94 = 4,589.47 : x
  2. Step 2: Convert to fraction form
    13,477.12/20,216.94 = 4,589.47/x
  3. Step 3: Cross multiply
    13,477.12x = 20,216.94 × 4,589.47
  4. Step 4: Simplify right side
    13,477.12x = 92,785,039.62
  5. Step 5: Solve for x
    x = 92,785,039.62/13,477.12
  6. Step 6: Final answer
    x = 6,884.63

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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.