Home / 49,406.22-74,119.66-16,128.18

Finding the Fourth Proportional to 49,406.22, 74,119.66 and 16,128.18

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Solution

The fourth proportional to 49,406.22, 74,119.66 and 16,128.18 is: 24,195.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,406.22 : 74,119.66 = 16,128.18 : x
  2. Step 2: Convert to fraction form
    49,406.22/74,119.66 = 16,128.18/x
  3. Step 3: Cross multiply
    49,406.22x = 74,119.66 × 16,128.18
  4. Step 4: Simplify right side
    49,406.22x = 1,195,415,177.70
  5. Step 5: Solve for x
    x = 1,195,415,177.70/49,406.22
  6. Step 6: Final answer
    x = 24,195.64

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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.