Home / 52,997.72-73,133.40-30,336.88

Finding the Fourth Proportional to 52,997.72, 73,133.40 and 30,336.88

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Solution

The fourth proportional to 52,997.72, 73,133.40 and 30,336.88 is: 41,862.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,997.72 : 73,133.40 = 30,336.88 : x
  2. Step 2: Convert to fraction form
    52,997.72/73,133.40 = 30,336.88/x
  3. Step 3: Cross multiply
    52,997.72x = 73,133.40 × 30,336.88
  4. Step 4: Simplify right side
    52,997.72x = 2,218,639,179.79
  5. Step 5: Solve for x
    x = 2,218,639,179.79/52,997.72
  6. Step 6: Final answer
    x = 41,862.92

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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.