Home / 39,821.38-59,696.43-16,432.90

Finding the Fourth Proportional to 39,821.38, 59,696.43 and 16,432.90

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Solution

The fourth proportional to 39,821.38, 59,696.43 and 16,432.90 is: 24,634.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,821.38 : 59,696.43 = 16,432.90 : x
  2. Step 2: Convert to fraction form
    39,821.38/59,696.43 = 16,432.90/x
  3. Step 3: Cross multiply
    39,821.38x = 59,696.43 × 16,432.90
  4. Step 4: Simplify right side
    39,821.38x = 980,985,464.55
  5. Step 5: Solve for x
    x = 980,985,464.55/39,821.38
  6. Step 6: Final answer
    x = 24,634.64

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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.