Home / 35,767.91-49,358.26-20,664.86

Finding the Fourth Proportional to 35,767.91, 49,358.26 and 20,664.86

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Solution

The fourth proportional to 35,767.91, 49,358.26 and 20,664.86 is: 28,516.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,767.91 : 49,358.26 = 20,664.86 : x
  2. Step 2: Convert to fraction form
    35,767.91/49,358.26 = 20,664.86/x
  3. Step 3: Cross multiply
    35,767.91x = 49,358.26 × 20,664.86
  4. Step 4: Simplify right side
    35,767.91x = 1,019,981,311.78
  5. Step 5: Solve for x
    x = 1,019,981,311.78/35,767.91
  6. Step 6: Final answer
    x = 28,516.66

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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.