Home / 18,521.08-27,746.34-11,008.69

Finding the Fourth Proportional to 18,521.08, 27,746.34 and 11,008.69

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Solution

The fourth proportional to 18,521.08, 27,746.34 and 11,008.69 is: 16,492.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,521.08 : 27,746.34 = 11,008.69 : x
  2. Step 2: Convert to fraction form
    18,521.08/27,746.34 = 11,008.69/x
  3. Step 3: Cross multiply
    18,521.08x = 27,746.34 × 11,008.69
  4. Step 4: Simplify right side
    18,521.08x = 305,450,855.69
  5. Step 5: Solve for x
    x = 305,450,855.69/18,521.08
  6. Step 6: Final answer
    x = 16,492.07

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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.