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Finding the Fourth Proportional to 43,706.39, 65,549.86 and 17,053.08

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Solution

The fourth proportional to 43,706.39, 65,549.86 and 17,053.08 is: 25,575.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,706.39 : 65,549.86 = 17,053.08 : x
  2. Step 2: Convert to fraction form
    43,706.39/65,549.86 = 17,053.08/x
  3. Step 3: Cross multiply
    43,706.39x = 65,549.86 × 17,053.08
  4. Step 4: Simplify right side
    43,706.39x = 1,117,827,086.84
  5. Step 5: Solve for x
    x = 1,117,827,086.84/43,706.39
  6. Step 6: Final answer
    x = 25,575.83

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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.