Home / 19,012.36-26,236.38-10,628.68

Finding the Fourth Proportional to 19,012.36, 26,236.38 and 10,628.68

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Solution

The fourth proportional to 19,012.36, 26,236.38 and 10,628.68 is: 14,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012.36 : 26,236.38 = 10,628.68 : x
  2. Step 2: Convert to fraction form
    19,012.36/26,236.38 = 10,628.68/x
  3. Step 3: Cross multiply
    19,012.36x = 26,236.38 × 10,628.68
  4. Step 4: Simplify right side
    19,012.36x = 278,858,087.38
  5. Step 5: Solve for x
    x = 278,858,087.38/19,012.36
  6. Step 6: Final answer
    x = 14,667.20

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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.