Home / 37,503.12-51,754.08-20,736

Finding the Fourth Proportional to 37,503.12, 51,754.08 and 20,736

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Solution

The fourth proportional to 37,503.12, 51,754.08 and 20,736 is: 28,615.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,503.12 : 51,754.08 = 20,736 : x
  2. Step 2: Convert to fraction form
    37,503.12/51,754.08 = 20,736/x
  3. Step 3: Cross multiply
    37,503.12x = 51,754.08 × 20,736
  4. Step 4: Simplify right side
    37,503.12x = 1,073,172,602.88
  5. Step 5: Solve for x
    x = 1,073,172,602.88/37,503.12
  6. Step 6: Final answer
    x = 28,615.56

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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.