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Finding the Fourth Proportional to 39,625, 59,511.54 and 34,882.84

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Solution

The fourth proportional to 39,625, 59,511.54 and 34,882.84 is: 52,389.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,625 : 59,511.54 = 34,882.84 : x
  2. Step 2: Convert to fraction form
    39,625/59,511.54 = 34,882.84/x
  3. Step 3: Cross multiply
    39,625x = 59,511.54 × 34,882.84
  4. Step 4: Simplify right side
    39,625x = 2,075,931,527.97
  5. Step 5: Solve for x
    x = 2,075,931,527.97/39,625
  6. Step 6: Final answer
    x = 52,389.44

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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.