Home / 37,992.60-52,427.08-20,996.66

Finding the Fourth Proportional to 37,992.60, 52,427.08 and 20,996.66

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Solution

The fourth proportional to 37,992.60, 52,427.08 and 20,996.66 is: 28,973.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,992.60 : 52,427.08 = 20,996.66 : x
  2. Step 2: Convert to fraction form
    37,992.60/52,427.08 = 20,996.66/x
  3. Step 3: Cross multiply
    37,992.60x = 52,427.08 × 20,996.66
  4. Step 4: Simplify right side
    37,992.60x = 1,100,793,573.55
  5. Step 5: Solve for x
    x = 1,100,793,573.55/37,992.60
  6. Step 6: Final answer
    x = 28,973.89

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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.