Home / 16,177.50-22,322.52-9,103.77

Finding the Fourth Proportional to 16,177.50, 22,322.52 and 9,103.77

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Solution

The fourth proportional to 16,177.50, 22,322.52 and 9,103.77 is: 12,561.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,177.50 : 22,322.52 = 9,103.77 : x
  2. Step 2: Convert to fraction form
    16,177.50/22,322.52 = 9,103.77/x
  3. Step 3: Cross multiply
    16,177.50x = 22,322.52 × 9,103.77
  4. Step 4: Simplify right side
    16,177.50x = 203,219,087.90
  5. Step 5: Solve for x
    x = 203,219,087.90/16,177.50
  6. Step 6: Final answer
    x = 12,561.84

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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.