Home / 16,057.56-22,160.52-8,984.64

Finding the Fourth Proportional to 16,057.56, 22,160.52 and 8,984.64

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Solution

The fourth proportional to 16,057.56, 22,160.52 and 8,984.64 is: 12,399.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,057.56 : 22,160.52 = 8,984.64 : x
  2. Step 2: Convert to fraction form
    16,057.56/22,160.52 = 8,984.64/x
  3. Step 3: Cross multiply
    16,057.56x = 22,160.52 × 8,984.64
  4. Step 4: Simplify right side
    16,057.56x = 199,104,294.41
  5. Step 5: Solve for x
    x = 199,104,294.41/16,057.56
  6. Step 6: Final answer
    x = 12,399.41

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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.