Home / 14,429.05-21,645.85-6,109.11

Finding the Fourth Proportional to 14,429.05, 21,645.85 and 6,109.11

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Solution

The fourth proportional to 14,429.05, 21,645.85 and 6,109.11 is: 9,164.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,429.05 : 21,645.85 = 6,109.11 : x
  2. Step 2: Convert to fraction form
    14,429.05/21,645.85 = 6,109.11/x
  3. Step 3: Cross multiply
    14,429.05x = 21,645.85 × 6,109.11
  4. Step 4: Simplify right side
    14,429.05x = 132,236,863.42
  5. Step 5: Solve for x
    x = 132,236,863.42/14,429.05
  6. Step 6: Final answer
    x = 9,164.63

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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.