Home / 30,624.82-42,263.27-17,198.46

Finding the Fourth Proportional to 30,624.82, 42,263.27 and 17,198.46

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Solution

The fourth proportional to 30,624.82, 42,263.27 and 17,198.46 is: 23,734.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,624.82 : 42,263.27 = 17,198.46 : x
  2. Step 2: Convert to fraction form
    30,624.82/42,263.27 = 17,198.46/x
  3. Step 3: Cross multiply
    30,624.82x = 42,263.27 × 17,198.46
  4. Step 4: Simplify right side
    30,624.82x = 726,863,137.07
  5. Step 5: Solve for x
    x = 726,863,137.07/30,624.82
  6. Step 6: Final answer
    x = 23,734.45

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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.