Home / 19,249.76-26,565.10-11,297.72

Finding the Fourth Proportional to 19,249.76, 26,565.10 and 11,297.72

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Solution

The fourth proportional to 19,249.76, 26,565.10 and 11,297.72 is: 15,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,249.76 : 26,565.10 = 11,297.72 : x
  2. Step 2: Convert to fraction form
    19,249.76/26,565.10 = 11,297.72/x
  3. Step 3: Cross multiply
    19,249.76x = 26,565.10 × 11,297.72
  4. Step 4: Simplify right side
    19,249.76x = 300,124,900.50
  5. Step 5: Solve for x
    x = 300,124,900.50/19,249.76
  6. Step 6: Final answer
    x = 15,591.10

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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.