Home / 37,382.64-51,587.40-20,387.02

Finding the Fourth Proportional to 37,382.64, 51,587.40 and 20,387.02

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Solution

The fourth proportional to 37,382.64, 51,587.40 and 20,387.02 is: 28,133.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,382.64 : 51,587.40 = 20,387.02 : x
  2. Step 2: Convert to fraction form
    37,382.64/51,587.40 = 20,387.02/x
  3. Step 3: Cross multiply
    37,382.64x = 51,587.40 × 20,387.02
  4. Step 4: Simplify right side
    37,382.64x = 1,051,713,355.55
  5. Step 5: Solve for x
    x = 1,051,713,355.55/37,382.64
  6. Step 6: Final answer
    x = 28,133.74

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.