Home / 67,741.84-101,584.95-20,340.37

Finding the Fourth Proportional to 67,741.84, 101,584.95 and 20,340.37

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Solution

The fourth proportional to 67,741.84, 101,584.95 and 20,340.37 is: 30,502.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,741.84 : 101,584.95 = 20,340.37 : x
  2. Step 2: Convert to fraction form
    67,741.84/101,584.95 = 20,340.37/x
  3. Step 3: Cross multiply
    67,741.84x = 101,584.95 × 20,340.37
  4. Step 4: Simplify right side
    67,741.84x = 2,066,275,469.43
  5. Step 5: Solve for x
    x = 2,066,275,469.43/67,741.84
  6. Step 6: Final answer
    x = 30,502.20

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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.