Home / 16,933.45-23,368.35-9,379.90

Finding the Fourth Proportional to 16,933.45, 23,368.35 and 9,379.90

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Solution

The fourth proportional to 16,933.45, 23,368.35 and 9,379.90 is: 12,944.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,933.45 : 23,368.35 = 9,379.90 : x
  2. Step 2: Convert to fraction form
    16,933.45/23,368.35 = 9,379.90/x
  3. Step 3: Cross multiply
    16,933.45x = 23,368.35 × 9,379.90
  4. Step 4: Simplify right side
    16,933.45x = 219,192,622.42
  5. Step 5: Solve for x
    x = 219,192,622.42/16,933.45
  6. Step 6: Final answer
    x = 12,944.36

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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.