Home / 39,938.46-55,114.92-22,034.58

Finding the Fourth Proportional to 39,938.46, 55,114.92 and 22,034.58

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Solution

The fourth proportional to 39,938.46, 55,114.92 and 22,034.58 is: 30,407.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,938.46 : 55,114.92 = 22,034.58 : x
  2. Step 2: Convert to fraction form
    39,938.46/55,114.92 = 22,034.58/x
  3. Step 3: Cross multiply
    39,938.46x = 55,114.92 × 22,034.58
  4. Step 4: Simplify right side
    39,938.46x = 1,214,434,113.93
  5. Step 5: Solve for x
    x = 1,214,434,113.93/39,938.46
  6. Step 6: Final answer
    x = 30,407.63

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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.