Home / 39,941.93-55,120.04-22,037.46

Finding the Fourth Proportional to 39,941.93, 55,120.04 and 22,037.46

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Solution

The fourth proportional to 39,941.93, 55,120.04 and 22,037.46 is: 30,411.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,941.93 : 55,120.04 = 22,037.46 : x
  2. Step 2: Convert to fraction form
    39,941.93/55,120.04 = 22,037.46/x
  3. Step 3: Cross multiply
    39,941.93x = 55,120.04 × 22,037.46
  4. Step 4: Simplify right side
    39,941.93x = 1,214,705,676.70
  5. Step 5: Solve for x
    x = 1,214,705,676.70/39,941.93
  6. Step 6: Final answer
    x = 30,411.79

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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.