Home / 16,962.68-25,420.31-14,450.78

Finding the Fourth Proportional to 16,962.68, 25,420.31 and 14,450.78

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Solution

The fourth proportional to 16,962.68, 25,420.31 and 14,450.78 is: 21,655.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,962.68 : 25,420.31 = 14,450.78 : x
  2. Step 2: Convert to fraction form
    16,962.68/25,420.31 = 14,450.78/x
  3. Step 3: Cross multiply
    16,962.68x = 25,420.31 × 14,450.78
  4. Step 4: Simplify right side
    16,962.68x = 367,343,107.99
  5. Step 5: Solve for x
    x = 367,343,107.99/16,962.68
  6. Step 6: Final answer
    x = 21,655.97

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1.5x scale

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.