Home / 35,428.20-48,891.24-19,513.02

Finding the Fourth Proportional to 35,428.20, 48,891.24 and 19,513.02

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Solution

The fourth proportional to 35,428.20, 48,891.24 and 19,513.02 is: 26,928.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,428.20 : 48,891.24 = 19,513.02 : x
  2. Step 2: Convert to fraction form
    35,428.20/48,891.24 = 19,513.02/x
  3. Step 3: Cross multiply
    35,428.20x = 48,891.24 × 19,513.02
  4. Step 4: Simplify right side
    35,428.20x = 954,015,743.94
  5. Step 5: Solve for x
    x = 954,015,743.94/35,428.20
  6. Step 6: Final answer
    x = 26,928.15

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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.