Home / 19,206.38-26,504.82-10,709.28

Finding the Fourth Proportional to 19,206.38, 26,504.82 and 10,709.28

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Solution

The fourth proportional to 19,206.38, 26,504.82 and 10,709.28 is: 14,778.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,206.38 : 26,504.82 = 10,709.28 : x
  2. Step 2: Convert to fraction form
    19,206.38/26,504.82 = 10,709.28/x
  3. Step 3: Cross multiply
    19,206.38x = 26,504.82 × 10,709.28
  4. Step 4: Simplify right side
    19,206.38x = 283,847,538.73
  5. Step 5: Solve for x
    x = 283,847,538.73/19,206.38
  6. Step 6: Final answer
    x = 14,778.81

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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.