Home / 18,800.64-25,945.92-10,736.69

Finding the Fourth Proportional to 18,800.64, 25,945.92 and 10,736.69

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Solution

The fourth proportional to 18,800.64, 25,945.92 and 10,736.69 is: 14,817.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,800.64 : 25,945.92 = 10,736.69 : x
  2. Step 2: Convert to fraction form
    18,800.64/25,945.92 = 10,736.69/x
  3. Step 3: Cross multiply
    18,800.64x = 25,945.92 × 10,736.69
  4. Step 4: Simplify right side
    18,800.64x = 278,573,170.08
  5. Step 5: Solve for x
    x = 278,573,170.08/18,800.64
  6. Step 6: Final answer
    x = 14,817.22

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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.