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Finding the Fourth Proportional to 22,373.88, 33,538.92 and 9,237.30

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Solution

The fourth proportional to 22,373.88, 33,538.92 and 9,237.30 is: 13,846.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,373.88 : 33,538.92 = 9,237.30 : x
  2. Step 2: Convert to fraction form
    22,373.88/33,538.92 = 9,237.30/x
  3. Step 3: Cross multiply
    22,373.88x = 33,538.92 × 9,237.30
  4. Step 4: Simplify right side
    22,373.88x = 309,809,065.72
  5. Step 5: Solve for x
    x = 309,809,065.72/22,373.88
  6. Step 6: Final answer
    x = 13,846.91

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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.