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Finding the Fourth Proportional to 22,655.36, 33,972 and 9,504.20

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Solution

The fourth proportional to 22,655.36, 33,972 and 9,504.20 is: 14,251.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,655.36 : 33,972 = 9,504.20 : x
  2. Step 2: Convert to fraction form
    22,655.36/33,972 = 9,504.20/x
  3. Step 3: Cross multiply
    22,655.36x = 33,972 × 9,504.20
  4. Step 4: Simplify right side
    22,655.36x = 322,876,682.40
  5. Step 5: Solve for x
    x = 322,876,682.40/22,655.36
  6. Step 6: Final answer
    x = 14,251.67

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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.