Home / 33,079.96-45,651.90-19,475.20

Finding the Fourth Proportional to 33,079.96, 45,651.90 and 19,475.20

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Solution

The fourth proportional to 33,079.96, 45,651.90 and 19,475.20 is: 26,876.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,079.96 : 45,651.90 = 19,475.20 : x
  2. Step 2: Convert to fraction form
    33,079.96/45,651.90 = 19,475.20/x
  3. Step 3: Cross multiply
    33,079.96x = 45,651.90 × 19,475.20
  4. Step 4: Simplify right side
    33,079.96x = 889,079,882.88
  5. Step 5: Solve for x
    x = 889,079,882.88/33,079.96
  6. Step 6: Final answer
    x = 26,876.69

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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.