Home / 20,446.08-30,680.96-8,598.96

Finding the Fourth Proportional to 20,446.08, 30,680.96 and 8,598.96

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Solution

The fourth proportional to 20,446.08, 30,680.96 and 8,598.96 is: 12,903.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,446.08 : 30,680.96 = 8,598.96 : x
  2. Step 2: Convert to fraction form
    20,446.08/30,680.96 = 8,598.96/x
  3. Step 3: Cross multiply
    20,446.08x = 30,680.96 × 8,598.96
  4. Step 4: Simplify right side
    20,446.08x = 263,824,347.80
  5. Step 5: Solve for x
    x = 263,824,347.80/20,446.08
  6. Step 6: Final answer
    x = 12,903.42

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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.