Home / 18,192.60-27,277.70-7,086.35

Finding the Fourth Proportional to 18,192.60, 27,277.70 and 7,086.35

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Solution

The fourth proportional to 18,192.60, 27,277.70 and 7,086.35 is: 10,625.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192.60 : 27,277.70 = 7,086.35 : x
  2. Step 2: Convert to fraction form
    18,192.60/27,277.70 = 7,086.35/x
  3. Step 3: Cross multiply
    18,192.60x = 27,277.70 × 7,086.35
  4. Step 4: Simplify right side
    18,192.60x = 193,299,362.16
  5. Step 5: Solve for x
    x = 193,299,362.16/18,192.60
  6. Step 6: Final answer
    x = 10,625.16

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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.