Home / 14,249.50-21,346.57-6,859.15

Finding the Fourth Proportional to 14,249.50, 21,346.57 and 6,859.15

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Solution

The fourth proportional to 14,249.50, 21,346.57 and 6,859.15 is: 10,275.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249.50 : 21,346.57 = 6,859.15 : x
  2. Step 2: Convert to fraction form
    14,249.50/21,346.57 = 6,859.15/x
  3. Step 3: Cross multiply
    14,249.50x = 21,346.57 × 6,859.15
  4. Step 4: Simplify right side
    14,249.50x = 146,419,333.09
  5. Step 5: Solve for x
    x = 146,419,333.09/14,249.50
  6. Step 6: Final answer
    x = 10,275.40

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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.