Home / 26,760.14-40,145.84-10,119.80

Finding the Fourth Proportional to 26,760.14, 40,145.84 and 10,119.80

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Solution

The fourth proportional to 26,760.14, 40,145.84 and 10,119.80 is: 15,181.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,760.14 : 40,145.84 = 10,119.80 : x
  2. Step 2: Convert to fraction form
    26,760.14/40,145.84 = 10,119.80/x
  3. Step 3: Cross multiply
    26,760.14x = 40,145.84 × 10,119.80
  4. Step 4: Simplify right side
    26,760.14x = 406,267,620.30
  5. Step 5: Solve for x
    x = 406,267,620.30/26,760.14
  6. Step 6: Final answer
    x = 15,181.82

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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.