Home / 12,483.08-18,633.18-11,006.88

Finding the Fourth Proportional to 12,483.08, 18,633.18 and 11,006.88

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Solution

The fourth proportional to 12,483.08, 18,633.18 and 11,006.88 is: 16,429.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483.08 : 18,633.18 = 11,006.88 : x
  2. Step 2: Convert to fraction form
    12,483.08/18,633.18 = 11,006.88/x
  3. Step 3: Cross multiply
    12,483.08x = 18,633.18 × 11,006.88
  4. Step 4: Simplify right side
    12,483.08x = 205,093,176.28
  5. Step 5: Solve for x
    x = 205,093,176.28/12,483.08
  6. Step 6: Final answer
    x = 16,429.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.