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Finding the Fourth Proportional to 22,695.88, 34,021.95 and 11,607.79

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Solution

The fourth proportional to 22,695.88, 34,021.95 and 11,607.79 is: 17,400.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,695.88 : 34,021.95 = 11,607.79 : x
  2. Step 2: Convert to fraction form
    22,695.88/34,021.95 = 11,607.79/x
  3. Step 3: Cross multiply
    22,695.88x = 34,021.95 × 11,607.79
  4. Step 4: Simplify right side
    22,695.88x = 394,919,650.99
  5. Step 5: Solve for x
    x = 394,919,650.99/22,695.88
  6. Step 6: Final answer
    x = 17,400.50

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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.