Home / 16,176.06-22,318.50-9,102.30

Finding the Fourth Proportional to 16,176.06, 22,318.50 and 9,102.30

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Solution

The fourth proportional to 16,176.06, 22,318.50 and 9,102.30 is: 12,558.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,176.06 : 22,318.50 = 9,102.30 : x
  2. Step 2: Convert to fraction form
    16,176.06/22,318.50 = 9,102.30/x
  3. Step 3: Cross multiply
    16,176.06x = 22,318.50 × 9,102.30
  4. Step 4: Simplify right side
    16,176.06x = 203,149,682.55
  5. Step 5: Solve for x
    x = 203,149,682.55/16,176.06
  6. Step 6: Final answer
    x = 12,558.66

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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.