Home / 33,561.92-46,298-20,126.72

Finding the Fourth Proportional to 33,561.92, 46,298 and 20,126.72

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Solution

The fourth proportional to 33,561.92, 46,298 and 20,126.72 is: 27,764.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,561.92 : 46,298 = 20,126.72 : x
  2. Step 2: Convert to fraction form
    33,561.92/46,298 = 20,126.72/x
  3. Step 3: Cross multiply
    33,561.92x = 46,298 × 20,126.72
  4. Step 4: Simplify right side
    33,561.92x = 931,826,882.56
  5. Step 5: Solve for x
    x = 931,826,882.56/33,561.92
  6. Step 6: Final answer
    x = 27,764.41

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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.