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Finding the Fourth Proportional to 44,648.84, 66,974.94 and 11,369.68

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Solution

The fourth proportional to 44,648.84, 66,974.94 and 11,369.68 is: 17,054.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,648.84 : 66,974.94 = 11,369.68 : x
  2. Step 2: Convert to fraction form
    44,648.84/66,974.94 = 11,369.68/x
  3. Step 3: Cross multiply
    44,648.84x = 66,974.94 × 11,369.68
  4. Step 4: Simplify right side
    44,648.84x = 761,483,635.82
  5. Step 5: Solve for x
    x = 761,483,635.82/44,648.84
  6. Step 6: Final answer
    x = 17,054.95

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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.