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Finding the Fourth Proportional to 22,562.41, 33,846.90 and 6,981.25

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Solution

The fourth proportional to 22,562.41, 33,846.90 and 6,981.25 is: 10,472.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,562.41 : 33,846.90 = 6,981.25 : x
  2. Step 2: Convert to fraction form
    22,562.41/33,846.90 = 6,981.25/x
  3. Step 3: Cross multiply
    22,562.41x = 33,846.90 × 6,981.25
  4. Step 4: Simplify right side
    22,562.41x = 236,293,670.63
  5. Step 5: Solve for x
    x = 236,293,670.63/22,562.41
  6. Step 6: Final answer
    x = 10,472.89

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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.