Home / 13,479.45-20,221.62-4,594.29

Finding the Fourth Proportional to 13,479.45, 20,221.62 and 4,594.29

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Solution

The fourth proportional to 13,479.45, 20,221.62 and 4,594.29 is: 6,892.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,479.45 : 20,221.62 = 4,594.29 : x
  2. Step 2: Convert to fraction form
    13,479.45/20,221.62 = 4,594.29/x
  3. Step 3: Cross multiply
    13,479.45x = 20,221.62 × 4,594.29
  4. Step 4: Simplify right side
    13,479.45x = 92,903,963.58
  5. Step 5: Solve for x
    x = 92,903,963.58/13,479.45
  6. Step 6: Final answer
    x = 6,892.27

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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.