Home / 16,945.40-25,409.44-9,927.66

Finding the Fourth Proportional to 16,945.40, 25,409.44 and 9,927.66

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Solution

The fourth proportional to 16,945.40, 25,409.44 and 9,927.66 is: 14,886.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,945.40 : 25,409.44 = 9,927.66 : x
  2. Step 2: Convert to fraction form
    16,945.40/25,409.44 = 9,927.66/x
  3. Step 3: Cross multiply
    16,945.40x = 25,409.44 × 9,927.66
  4. Step 4: Simplify right side
    16,945.40x = 252,256,231.47
  5. Step 5: Solve for x
    x = 252,256,231.47/16,945.40
  6. Step 6: Final answer
    x = 14,886.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.