Home / 16,818.54-23,213.70-9,749.04

Finding the Fourth Proportional to 16,818.54, 23,213.70 and 9,749.04

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Solution

The fourth proportional to 16,818.54, 23,213.70 and 9,749.04 is: 13,456.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,818.54 : 23,213.70 = 9,749.04 : x
  2. Step 2: Convert to fraction form
    16,818.54/23,213.70 = 9,749.04/x
  3. Step 3: Cross multiply
    16,818.54x = 23,213.70 × 9,749.04
  4. Step 4: Simplify right side
    16,818.54x = 226,311,289.85
  5. Step 5: Solve for x
    x = 226,311,289.85/16,818.54
  6. Step 6: Final answer
    x = 13,456.06

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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.