Home / 40,336.39-55,659.96-22,428.51

Finding the Fourth Proportional to 40,336.39, 55,659.96 and 22,428.51

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Solution

The fourth proportional to 40,336.39, 55,659.96 and 22,428.51 is: 30,948.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,336.39 : 55,659.96 = 22,428.51 : x
  2. Step 2: Convert to fraction form
    40,336.39/55,659.96 = 22,428.51/x
  3. Step 3: Cross multiply
    40,336.39x = 55,659.96 × 22,428.51
  4. Step 4: Simplify right side
    40,336.39x = 1,248,369,579.02
  5. Step 5: Solve for x
    x = 1,248,369,579.02/40,336.39
  6. Step 6: Final answer
    x = 30,948.97

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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.