Home / 21,688.20-32,533.43-6,107.04

Finding the Fourth Proportional to 21,688.20, 32,533.43 and 6,107.04

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Solution

The fourth proportional to 21,688.20, 32,533.43 and 6,107.04 is: 9,160.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,688.20 : 32,533.43 = 6,107.04 : x
  2. Step 2: Convert to fraction form
    21,688.20/32,533.43 = 6,107.04/x
  3. Step 3: Cross multiply
    21,688.20x = 32,533.43 × 6,107.04
  4. Step 4: Simplify right side
    21,688.20x = 198,682,958.35
  5. Step 5: Solve for x
    x = 198,682,958.35/21,688.20
  6. Step 6: Final answer
    x = 9,160.88

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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.