Home / 16,057.28-22,160.58-8,984.36

Finding the Fourth Proportional to 16,057.28, 22,160.58 and 8,984.36

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Solution

The fourth proportional to 16,057.28, 22,160.58 and 8,984.36 is: 12,399.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,057.28 : 22,160.58 = 8,984.36 : x
  2. Step 2: Convert to fraction form
    16,057.28/22,160.58 = 8,984.36/x
  3. Step 3: Cross multiply
    16,057.28x = 22,160.58 × 8,984.36
  4. Step 4: Simplify right side
    16,057.28x = 199,098,628.53
  5. Step 5: Solve for x
    x = 199,098,628.53/16,057.28
  6. Step 6: Final answer
    x = 12,399.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.