Home / 30,086.08-41,519.80-17,338.30

Finding the Fourth Proportional to 30,086.08, 41,519.80 and 17,338.30

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Solution

The fourth proportional to 30,086.08, 41,519.80 and 17,338.30 is: 23,927.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,086.08 : 41,519.80 = 17,338.30 : x
  2. Step 2: Convert to fraction form
    30,086.08/41,519.80 = 17,338.30/x
  3. Step 3: Cross multiply
    30,086.08x = 41,519.80 × 17,338.30
  4. Step 4: Simplify right side
    30,086.08x = 719,882,748.34
  5. Step 5: Solve for x
    x = 719,882,748.34/30,086.08
  6. Step 6: Final answer
    x = 23,927.44

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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.