Home / 14,249.30-21,378.26-10,097.35

Finding the Fourth Proportional to 14,249.30, 21,378.26 and 10,097.35

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Solution

The fourth proportional to 14,249.30, 21,378.26 and 10,097.35 is: 15,149.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249.30 : 21,378.26 = 10,097.35 : x
  2. Step 2: Convert to fraction form
    14,249.30/21,378.26 = 10,097.35/x
  3. Step 3: Cross multiply
    14,249.30x = 21,378.26 × 10,097.35
  4. Step 4: Simplify right side
    14,249.30x = 215,863,745.41
  5. Step 5: Solve for x
    x = 215,863,745.41/14,249.30
  6. Step 6: Final answer
    x = 15,149.08

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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.