Home / 19,249.30-28,856.76-10,369.45

Finding the Fourth Proportional to 19,249.30, 28,856.76 and 10,369.45

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Solution

The fourth proportional to 19,249.30, 28,856.76 and 10,369.45 is: 15,544.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,249.30 : 28,856.76 = 10,369.45 : x
  2. Step 2: Convert to fraction form
    19,249.30/28,856.76 = 10,369.45/x
  3. Step 3: Cross multiply
    19,249.30x = 28,856.76 × 10,369.45
  4. Step 4: Simplify right side
    19,249.30x = 299,228,729.98
  5. Step 5: Solve for x
    x = 299,228,729.98/19,249.30
  6. Step 6: Final answer
    x = 15,544.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.