Home / 52,198.46-72,033.10-30,690.63

Finding the Fourth Proportional to 52,198.46, 72,033.10 and 30,690.63

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Solution

The fourth proportional to 52,198.46, 72,033.10 and 30,690.63 is: 42,352.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,198.46 : 72,033.10 = 30,690.63 : x
  2. Step 2: Convert to fraction form
    52,198.46/72,033.10 = 30,690.63/x
  3. Step 3: Cross multiply
    52,198.46x = 72,033.10 × 30,690.63
  4. Step 4: Simplify right side
    52,198.46x = 2,210,741,219.85
  5. Step 5: Solve for x
    x = 2,210,741,219.85/52,198.46
  6. Step 6: Final answer
    x = 42,352.61

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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.