Home / 45,251.32-67,939.09-23,079.64

Finding the Fourth Proportional to 45,251.32, 67,939.09 and 23,079.64

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Solution

The fourth proportional to 45,251.32, 67,939.09 and 23,079.64 is: 34,651.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,251.32 : 67,939.09 = 23,079.64 : x
  2. Step 2: Convert to fraction form
    45,251.32/67,939.09 = 23,079.64/x
  3. Step 3: Cross multiply
    45,251.32x = 67,939.09 × 23,079.64
  4. Step 4: Simplify right side
    45,251.32x = 1,568,009,739.13
  5. Step 5: Solve for x
    x = 1,568,009,739.13/45,251.32
  6. Step 6: Final answer
    x = 34,651.14

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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.