Home / 37,272.58-51,436.50-20,276.98

Finding the Fourth Proportional to 37,272.58, 51,436.50 and 20,276.98

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Solution

The fourth proportional to 37,272.58, 51,436.50 and 20,276.98 is: 27,982.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,272.58 : 51,436.50 = 20,276.98 : x
  2. Step 2: Convert to fraction form
    37,272.58/51,436.50 = 20,276.98/x
  3. Step 3: Cross multiply
    37,272.58x = 51,436.50 × 20,276.98
  4. Step 4: Simplify right side
    37,272.58x = 1,042,976,881.77
  5. Step 5: Solve for x
    x = 1,042,976,881.77/37,272.58
  6. Step 6: Final answer
    x = 27,982.42

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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.