Home / 16,974.79-25,457.32-5,878.60

Finding the Fourth Proportional to 16,974.79, 25,457.32 and 5,878.60

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Solution

The fourth proportional to 16,974.79, 25,457.32 and 5,878.60 is: 8,816.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,974.79 : 25,457.32 = 5,878.60 : x
  2. Step 2: Convert to fraction form
    16,974.79/25,457.32 = 5,878.60/x
  3. Step 3: Cross multiply
    16,974.79x = 25,457.32 × 5,878.60
  4. Step 4: Simplify right side
    16,974.79x = 149,653,401.35
  5. Step 5: Solve for x
    x = 149,653,401.35/16,974.79
  6. Step 6: Final answer
    x = 8,816.22

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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.