Home / 16,461.87-22,717.21-8,908.04

Finding the Fourth Proportional to 16,461.87, 22,717.21 and 8,908.04

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Solution

The fourth proportional to 16,461.87, 22,717.21 and 8,908.04 is: 12,292.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,461.87 : 22,717.21 = 8,908.04 : x
  2. Step 2: Convert to fraction form
    16,461.87/22,717.21 = 8,908.04/x
  3. Step 3: Cross multiply
    16,461.87x = 22,717.21 × 8,908.04
  4. Step 4: Simplify right side
    16,461.87x = 202,365,679.51
  5. Step 5: Solve for x
    x = 202,365,679.51/16,461.87
  6. Step 6: Final answer
    x = 12,292.99

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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.