Home / 30,818.40-46,227.60-25,634.40

Finding the Fourth Proportional to 30,818.40, 46,227.60 and 25,634.40

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Solution

The fourth proportional to 30,818.40, 46,227.60 and 25,634.40 is: 38,451.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,818.40 : 46,227.60 = 25,634.40 : x
  2. Step 2: Convert to fraction form
    30,818.40/46,227.60 = 25,634.40/x
  3. Step 3: Cross multiply
    30,818.40x = 46,227.60 × 25,634.40
  4. Step 4: Simplify right side
    30,818.40x = 1,185,016,789.44
  5. Step 5: Solve for x
    x = 1,185,016,789.44/30,818.40
  6. Step 6: Final answer
    x = 38,451.60

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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.