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Finding the Fourth Proportional to 22,650.95, 33,958.64 and 14,313.42

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Solution

The fourth proportional to 22,650.95, 33,958.64 and 14,313.42 is: 21,458.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,650.95 : 33,958.64 = 14,313.42 : x
  2. Step 2: Convert to fraction form
    22,650.95/33,958.64 = 14,313.42/x
  3. Step 3: Cross multiply
    22,650.95x = 33,958.64 × 14,313.42
  4. Step 4: Simplify right side
    22,650.95x = 486,064,312.73
  5. Step 5: Solve for x
    x = 486,064,312.73/22,650.95
  6. Step 6: Final answer
    x = 21,458.89

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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.