Home / 21,568.08-32,354.46-6,777.48

Finding the Fourth Proportional to 21,568.08, 32,354.46 and 6,777.48

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Solution

The fourth proportional to 21,568.08, 32,354.46 and 6,777.48 is: 10,166.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,568.08 : 32,354.46 = 6,777.48 : x
  2. Step 2: Convert to fraction form
    21,568.08/32,354.46 = 6,777.48/x
  3. Step 3: Cross multiply
    21,568.08x = 32,354.46 × 6,777.48
  4. Step 4: Simplify right side
    21,568.08x = 219,281,705.56
  5. Step 5: Solve for x
    x = 219,281,705.56/21,568.08
  6. Step 6: Final answer
    x = 10,166.96

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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.