Home / 35,983.60-49,659.36-20,068

Finding the Fourth Proportional to 35,983.60, 49,659.36 and 20,068

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Solution

The fourth proportional to 35,983.60, 49,659.36 and 20,068 is: 27,694.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,983.60 : 49,659.36 = 20,068 : x
  2. Step 2: Convert to fraction form
    35,983.60/49,659.36 = 20,068/x
  3. Step 3: Cross multiply
    35,983.60x = 49,659.36 × 20,068
  4. Step 4: Simplify right side
    35,983.60x = 996,564,036.48
  5. Step 5: Solve for x
    x = 996,564,036.48/35,983.60
  6. Step 6: Final answer
    x = 27,694.95

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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.