Home / 19,295.12-26,626.92-10,911.44

Finding the Fourth Proportional to 19,295.12, 26,626.92 and 10,911.44

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Solution

The fourth proportional to 19,295.12, 26,626.92 and 10,911.44 is: 15,057.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,295.12 : 26,626.92 = 10,911.44 : x
  2. Step 2: Convert to fraction form
    19,295.12/26,626.92 = 10,911.44/x
  3. Step 3: Cross multiply
    19,295.12x = 26,626.92 × 10,911.44
  4. Step 4: Simplify right side
    19,295.12x = 290,538,039.96
  5. Step 5: Solve for x
    x = 290,538,039.96/19,295.12
  6. Step 6: Final answer
    x = 15,057.59

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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.