Home / 35,207.40-52,819.10-11,836.20

Finding the Fourth Proportional to 35,207.40, 52,819.10 and 11,836.20

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Solution

The fourth proportional to 35,207.40, 52,819.10 and 11,836.20 is: 17,756.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,207.40 : 52,819.10 = 11,836.20 : x
  2. Step 2: Convert to fraction form
    35,207.40/52,819.10 = 11,836.20/x
  3. Step 3: Cross multiply
    35,207.40x = 52,819.10 × 11,836.20
  4. Step 4: Simplify right side
    35,207.40x = 625,177,431.42
  5. Step 5: Solve for x
    x = 625,177,431.42/35,207.40
  6. Step 6: Final answer
    x = 17,756.99

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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.