Home / 35,972.88-53,964.25-12,274.06

Finding the Fourth Proportional to 35,972.88, 53,964.25 and 12,274.06

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Solution

The fourth proportional to 35,972.88, 53,964.25 and 12,274.06 is: 18,412.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,972.88 : 53,964.25 = 12,274.06 : x
  2. Step 2: Convert to fraction form
    35,972.88/53,964.25 = 12,274.06/x
  3. Step 3: Cross multiply
    35,972.88x = 53,964.25 × 12,274.06
  4. Step 4: Simplify right side
    35,972.88x = 662,360,260.69
  5. Step 5: Solve for x
    x = 662,360,260.69/35,972.88
  6. Step 6: Final answer
    x = 18,412.76

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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.