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Finding the Fourth Proportional to 39,597.84, 59,400.72 and 14,644.44

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Solution

The fourth proportional to 39,597.84, 59,400.72 and 14,644.44 is: 21,968.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,597.84 : 59,400.72 = 14,644.44 : x
  2. Step 2: Convert to fraction form
    39,597.84/59,400.72 = 14,644.44/x
  3. Step 3: Cross multiply
    39,597.84x = 59,400.72 × 14,644.44
  4. Step 4: Simplify right side
    39,597.84x = 869,890,280.00
  5. Step 5: Solve for x
    x = 869,890,280.00/39,597.84
  6. Step 6: Final answer
    x = 21,968.12

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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.