Home / 16,176.50-22,321.14-9,102.77

Finding the Fourth Proportional to 16,176.50, 22,321.14 and 9,102.77

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Solution

The fourth proportional to 16,176.50, 22,321.14 and 9,102.77 is: 12,560.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,176.50 : 22,321.14 = 9,102.77 : x
  2. Step 2: Convert to fraction form
    16,176.50/22,321.14 = 9,102.77/x
  3. Step 3: Cross multiply
    16,176.50x = 22,321.14 × 9,102.77
  4. Step 4: Simplify right side
    16,176.50x = 203,184,203.56
  5. Step 5: Solve for x
    x = 203,184,203.56/16,176.50
  6. Step 6: Final answer
    x = 12,560.46

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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.