Home / 20,594.20-30,891.30-5,803.60

Finding the Fourth Proportional to 20,594.20, 30,891.30 and 5,803.60

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Solution

The fourth proportional to 20,594.20, 30,891.30 and 5,803.60 is: 8,705.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,594.20 : 30,891.30 = 5,803.60 : x
  2. Step 2: Convert to fraction form
    20,594.20/30,891.30 = 5,803.60/x
  3. Step 3: Cross multiply
    20,594.20x = 30,891.30 × 5,803.60
  4. Step 4: Simplify right side
    20,594.20x = 179,280,748.68
  5. Step 5: Solve for x
    x = 179,280,748.68/20,594.20
  6. Step 6: Final answer
    x = 8,705.40

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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.