Home / 18,066.08-27,090.84-11,730.80

Finding the Fourth Proportional to 18,066.08, 27,090.84 and 11,730.80

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Solution

The fourth proportional to 18,066.08, 27,090.84 and 11,730.80 is: 17,590.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,066.08 : 27,090.84 = 11,730.80 : x
  2. Step 2: Convert to fraction form
    18,066.08/27,090.84 = 11,730.80/x
  3. Step 3: Cross multiply
    18,066.08x = 27,090.84 × 11,730.80
  4. Step 4: Simplify right side
    18,066.08x = 317,797,225.87
  5. Step 5: Solve for x
    x = 317,797,225.87/18,066.08
  6. Step 6: Final answer
    x = 17,590.82

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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.