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Finding the Fourth Proportional to 43,482.39, 65,242.33 and 23,487.91

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Solution

The fourth proportional to 43,482.39, 65,242.33 and 23,487.91 is: 35,241.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,482.39 : 65,242.33 = 23,487.91 : x
  2. Step 2: Convert to fraction form
    43,482.39/65,242.33 = 23,487.91/x
  3. Step 3: Cross multiply
    43,482.39x = 65,242.33 × 23,487.91
  4. Step 4: Simplify right side
    43,482.39x = 1,532,405,753.40
  5. Step 5: Solve for x
    x = 1,532,405,753.40/43,482.39
  6. Step 6: Final answer
    x = 35,241.99

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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.