Home / 13,652.44-20,479.74-5,859.28

Finding the Fourth Proportional to 13,652.44, 20,479.74 and 5,859.28

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Solution

The fourth proportional to 13,652.44, 20,479.74 and 5,859.28 is: 8,789.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,652.44 : 20,479.74 = 5,859.28 : x
  2. Step 2: Convert to fraction form
    13,652.44/20,479.74 = 5,859.28/x
  3. Step 3: Cross multiply
    13,652.44x = 20,479.74 × 5,859.28
  4. Step 4: Simplify right side
    13,652.44x = 119,996,530.99
  5. Step 5: Solve for x
    x = 119,996,530.99/13,652.44
  6. Step 6: Final answer
    x = 8,789.38

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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.