Home / 37,719.12-52,052.28-20,952

Finding the Fourth Proportional to 37,719.12, 52,052.28 and 20,952

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Solution

The fourth proportional to 37,719.12, 52,052.28 and 20,952 is: 28,913.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,719.12 : 52,052.28 = 20,952 : x
  2. Step 2: Convert to fraction form
    37,719.12/52,052.28 = 20,952/x
  3. Step 3: Cross multiply
    37,719.12x = 52,052.28 × 20,952
  4. Step 4: Simplify right side
    37,719.12x = 1,090,599,370.56
  5. Step 5: Solve for x
    x = 1,090,599,370.56/37,719.12
  6. Step 6: Final answer
    x = 28,913.70

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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.