Home / 44,632.99-66,890.71-20,936.85

Finding the Fourth Proportional to 44,632.99, 66,890.71 and 20,936.85

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Solution

The fourth proportional to 44,632.99, 66,890.71 and 20,936.85 is: 31,377.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,632.99 : 66,890.71 = 20,936.85 : x
  2. Step 2: Convert to fraction form
    44,632.99/66,890.71 = 20,936.85/x
  3. Step 3: Cross multiply
    44,632.99x = 66,890.71 × 20,936.85
  4. Step 4: Simplify right side
    44,632.99x = 1,400,480,761.66
  5. Step 5: Solve for x
    x = 1,400,480,761.66/44,632.99
  6. Step 6: Final answer
    x = 31,377.70

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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.