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Finding the Fourth Proportional to 43,281, 59,727.96 and 23,409

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Solution

The fourth proportional to 43,281, 59,727.96 and 23,409 is: 32,304.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,281 : 59,727.96 = 23,409 : x
  2. Step 2: Convert to fraction form
    43,281/59,727.96 = 23,409/x
  3. Step 3: Cross multiply
    43,281x = 59,727.96 × 23,409
  4. Step 4: Simplify right side
    43,281x = 1,398,171,815.64
  5. Step 5: Solve for x
    x = 1,398,171,815.64/43,281
  6. Step 6: Final answer
    x = 32,304.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.