Home / 39,941.94-55,120.17-22,037.59

Finding the Fourth Proportional to 39,941.94, 55,120.17 and 22,037.59

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Solution

The fourth proportional to 39,941.94, 55,120.17 and 22,037.59 is: 30,412.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,941.94 : 55,120.17 = 22,037.59 : x
  2. Step 2: Convert to fraction form
    39,941.94/55,120.17 = 22,037.59/x
  3. Step 3: Cross multiply
    39,941.94x = 55,120.17 × 22,037.59
  4. Step 4: Simplify right side
    39,941.94x = 1,214,715,951.78
  5. Step 5: Solve for x
    x = 1,214,715,951.78/39,941.94
  6. Step 6: Final answer
    x = 30,412.05

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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.