Home / 16,212.23-22,372.88-8,760.23

Finding the Fourth Proportional to 16,212.23, 22,372.88 and 8,760.23

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Solution

The fourth proportional to 16,212.23, 22,372.88 and 8,760.23 is: 12,089.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,212.23 : 22,372.88 = 8,760.23 : x
  2. Step 2: Convert to fraction form
    16,212.23/22,372.88 = 8,760.23/x
  3. Step 3: Cross multiply
    16,212.23x = 22,372.88 × 8,760.23
  4. Step 4: Simplify right side
    16,212.23x = 195,991,652.40
  5. Step 5: Solve for x
    x = 195,991,652.40/16,212.23
  6. Step 6: Final answer
    x = 12,089.12

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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.