Home / 25,516.84-38,273.19-16,129.48

Finding the Fourth Proportional to 25,516.84, 38,273.19 and 16,129.48

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Solution

The fourth proportional to 25,516.84, 38,273.19 and 16,129.48 is: 24,192.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,516.84 : 38,273.19 = 16,129.48 : x
  2. Step 2: Convert to fraction form
    25,516.84/38,273.19 = 16,129.48/x
  3. Step 3: Cross multiply
    25,516.84x = 38,273.19 × 16,129.48
  4. Step 4: Simplify right side
    25,516.84x = 617,326,652.64
  5. Step 5: Solve for x
    x = 617,326,652.64/25,516.84
  6. Step 6: Final answer
    x = 24,192.91

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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.