Home / 18,167.04-27,261.06-7,636.22

Finding the Fourth Proportional to 18,167.04, 27,261.06 and 7,636.22

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Solution

The fourth proportional to 18,167.04, 27,261.06 and 7,636.22 is: 11,458.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,167.04 : 27,261.06 = 7,636.22 : x
  2. Step 2: Convert to fraction form
    18,167.04/27,261.06 = 7,636.22/x
  3. Step 3: Cross multiply
    18,167.04x = 27,261.06 × 7,636.22
  4. Step 4: Simplify right side
    18,167.04x = 208,171,451.59
  5. Step 5: Solve for x
    x = 208,171,451.59/18,167.04
  6. Step 6: Final answer
    x = 11,458.74

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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.