Home / 25,899.69-38,824.95-16,513.38

Finding the Fourth Proportional to 25,899.69, 38,824.95 and 16,513.38

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Solution

The fourth proportional to 25,899.69, 38,824.95 and 16,513.38 is: 24,754.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,899.69 : 38,824.95 = 16,513.38 : x
  2. Step 2: Convert to fraction form
    25,899.69/38,824.95 = 16,513.38/x
  3. Step 3: Cross multiply
    25,899.69x = 38,824.95 × 16,513.38
  4. Step 4: Simplify right side
    25,899.69x = 641,131,152.83
  5. Step 5: Solve for x
    x = 641,131,152.83/25,899.69
  6. Step 6: Final answer
    x = 24,754.39

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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.