Home / 16,309.11-22,506.66-9,236.91

Finding the Fourth Proportional to 16,309.11, 22,506.66 and 9,236.91

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Solution

The fourth proportional to 16,309.11, 22,506.66 and 9,236.91 is: 12,746.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,309.11 : 22,506.66 = 9,236.91 : x
  2. Step 2: Convert to fraction form
    16,309.11/22,506.66 = 9,236.91/x
  3. Step 3: Cross multiply
    16,309.11x = 22,506.66 × 9,236.91
  4. Step 4: Simplify right side
    16,309.11x = 207,891,992.82
  5. Step 5: Solve for x
    x = 207,891,992.82/16,309.11
  6. Step 6: Final answer
    x = 12,746.99

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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.