Home / 18,189.86-27,285.34-7,096.10

Finding the Fourth Proportional to 18,189.86, 27,285.34 and 7,096.10

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Solution

The fourth proportional to 18,189.86, 27,285.34 and 7,096.10 is: 10,644.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,189.86 : 27,285.34 = 7,096.10 : x
  2. Step 2: Convert to fraction form
    18,189.86/27,285.34 = 7,096.10/x
  3. Step 3: Cross multiply
    18,189.86x = 27,285.34 × 7,096.10
  4. Step 4: Simplify right side
    18,189.86x = 193,619,501.17
  5. Step 5: Solve for x
    x = 193,619,501.17/18,189.86
  6. Step 6: Final answer
    x = 10,644.36

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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.