Home / 13,479.41-20,221.52-4,594.28

Finding the Fourth Proportional to 13,479.41, 20,221.52 and 4,594.28

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Solution

The fourth proportional to 13,479.41, 20,221.52 and 4,594.28 is: 6,892.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,479.41 : 20,221.52 = 4,594.28 : x
  2. Step 2: Convert to fraction form
    13,479.41/20,221.52 = 4,594.28/x
  3. Step 3: Cross multiply
    13,479.41x = 20,221.52 × 4,594.28
  4. Step 4: Simplify right side
    13,479.41x = 92,903,200.83
  5. Step 5: Solve for x
    x = 92,903,200.83/13,479.41
  6. Step 6: Final answer
    x = 6,892.23

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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.