Home / 35,209.44-52,809.30-8,912.70

Finding the Fourth Proportional to 35,209.44, 52,809.30 and 8,912.70

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Solution

The fourth proportional to 35,209.44, 52,809.30 and 8,912.70 is: 13,367.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,209.44 : 52,809.30 = 8,912.70 : x
  2. Step 2: Convert to fraction form
    35,209.44/52,809.30 = 8,912.70/x
  3. Step 3: Cross multiply
    35,209.44x = 52,809.30 × 8,912.70
  4. Step 4: Simplify right side
    35,209.44x = 470,673,448.11
  5. Step 5: Solve for x
    x = 470,673,448.11/35,209.44
  6. Step 6: Final answer
    x = 13,367.82

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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.