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Finding the Fourth Proportional to 22,347.09, 33,525.50 and 6,763.50

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Solution

The fourth proportional to 22,347.09, 33,525.50 and 6,763.50 is: 10,146.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,347.09 : 33,525.50 = 6,763.50 : x
  2. Step 2: Convert to fraction form
    22,347.09/33,525.50 = 6,763.50/x
  3. Step 3: Cross multiply
    22,347.09x = 33,525.50 × 6,763.50
  4. Step 4: Simplify right side
    22,347.09x = 226,749,685.43
  5. Step 5: Solve for x
    x = 226,749,685.43/22,347.09
  6. Step 6: Final answer
    x = 10,146.72

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1.5x scale

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.