Home / 67,004.55-100,507.07-22,631.69

Finding the Fourth Proportional to 67,004.55, 100,507.07 and 22,631.69

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Solution

The fourth proportional to 67,004.55, 100,507.07 and 22,631.69 is: 33,947.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,004.55 : 100,507.07 = 22,631.69 : x
  2. Step 2: Convert to fraction form
    67,004.55/100,507.07 = 22,631.69/x
  3. Step 3: Cross multiply
    67,004.55x = 100,507.07 × 22,631.69
  4. Step 4: Simplify right side
    67,004.55x = 2,274,645,158.90
  5. Step 5: Solve for x
    x = 2,274,645,158.90/67,004.55
  6. Step 6: Final answer
    x = 33,947.62

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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.