Home / 14,634.80-20,195.82-8,347.28

Finding the Fourth Proportional to 14,634.80, 20,195.82 and 8,347.28

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Solution

The fourth proportional to 14,634.80, 20,195.82 and 8,347.28 is: 11,519.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,634.80 : 20,195.82 = 8,347.28 : x
  2. Step 2: Convert to fraction form
    14,634.80/20,195.82 = 8,347.28/x
  3. Step 3: Cross multiply
    14,634.80x = 20,195.82 × 8,347.28
  4. Step 4: Simplify right side
    14,634.80x = 168,580,164.37
  5. Step 5: Solve for x
    x = 168,580,164.37/14,634.80
  6. Step 6: Final answer
    x = 11,519.13

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1.5x scale

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.