Home / 35,983.30-53,904.79-21,908.43

Finding the Fourth Proportional to 35,983.30, 53,904.79 and 21,908.43

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Solution

The fourth proportional to 35,983.30, 53,904.79 and 21,908.43 is: 32,819.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,983.30 : 53,904.79 = 21,908.43 : x
  2. Step 2: Convert to fraction form
    35,983.30/53,904.79 = 21,908.43/x
  3. Step 3: Cross multiply
    35,983.30x = 53,904.79 × 21,908.43
  4. Step 4: Simplify right side
    35,983.30x = 1,180,969,318.38
  5. Step 5: Solve for x
    x = 1,180,969,318.38/35,983.30
  6. Step 6: Final answer
    x = 32,819.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.