Home / 13,579.74-20,367.18-6,184.44

Finding the Fourth Proportional to 13,579.74, 20,367.18 and 6,184.44

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Solution

The fourth proportional to 13,579.74, 20,367.18 and 6,184.44 is: 9,275.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,579.74 : 20,367.18 = 6,184.44 : x
  2. Step 2: Convert to fraction form
    13,579.74/20,367.18 = 6,184.44/x
  3. Step 3: Cross multiply
    13,579.74x = 20,367.18 × 6,184.44
  4. Step 4: Simplify right side
    13,579.74x = 125,959,602.68
  5. Step 5: Solve for x
    x = 125,959,602.68/13,579.74
  6. Step 6: Final answer
    x = 9,275.55

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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.