Home / 19,617.36-26,992.92-19,150.80

Finding the Fourth Proportional to 19,617.36, 26,992.92 and 19,150.80

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Solution

The fourth proportional to 19,617.36, 26,992.92 and 19,150.80 is: 26,350.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,617.36 : 26,992.92 = 19,150.80 : x
  2. Step 2: Convert to fraction form
    19,617.36/26,992.92 = 19,150.80/x
  3. Step 3: Cross multiply
    19,617.36x = 26,992.92 × 19,150.80
  4. Step 4: Simplify right side
    19,617.36x = 516,936,012.34
  5. Step 5: Solve for x
    x = 516,936,012.34/19,617.36
  6. Step 6: Final answer
    x = 26,350.95

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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.