Home / 24,756.75-34,165.94-13,578.75

Finding the Fourth Proportional to 24,756.75, 34,165.94 and 13,578.75

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Solution

The fourth proportional to 24,756.75, 34,165.94 and 13,578.75 is: 18,739.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,756.75 : 34,165.94 = 13,578.75 : x
  2. Step 2: Convert to fraction form
    24,756.75/34,165.94 = 13,578.75/x
  3. Step 3: Cross multiply
    24,756.75x = 34,165.94 × 13,578.75
  4. Step 4: Simplify right side
    24,756.75x = 463,930,689.88
  5. Step 5: Solve for x
    x = 463,930,689.88/24,756.75
  6. Step 6: Final answer
    x = 18,739.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.