Home / 19,314.23-26,651.39-11,249.65

Finding the Fourth Proportional to 19,314.23, 26,651.39 and 11,249.65

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Solution

The fourth proportional to 19,314.23, 26,651.39 and 11,249.65 is: 15,523.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,314.23 : 26,651.39 = 11,249.65 : x
  2. Step 2: Convert to fraction form
    19,314.23/26,651.39 = 11,249.65/x
  3. Step 3: Cross multiply
    19,314.23x = 26,651.39 × 11,249.65
  4. Step 4: Simplify right side
    19,314.23x = 299,818,808.54
  5. Step 5: Solve for x
    x = 299,818,808.54/19,314.23
  6. Step 6: Final answer
    x = 15,523.21

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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.