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Finding the Fourth Proportional to 44,786.34, 67,115.93 and 21,084.93

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Solution

The fourth proportional to 44,786.34, 67,115.93 and 21,084.93 is: 31,597.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,786.34 : 67,115.93 = 21,084.93 : x
  2. Step 2: Convert to fraction form
    44,786.34/67,115.93 = 21,084.93/x
  3. Step 3: Cross multiply
    44,786.34x = 67,115.93 × 21,084.93
  4. Step 4: Simplify right side
    44,786.34x = 1,415,134,580.51
  5. Step 5: Solve for x
    x = 1,415,134,580.51/44,786.34
  6. Step 6: Final answer
    x = 31,597.46

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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.