Home / 12,270.56-18,370.16-11,004.08

Finding the Fourth Proportional to 12,270.56, 18,370.16 and 11,004.08

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Solution

The fourth proportional to 12,270.56, 18,370.16 and 11,004.08 is: 16,474.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,270.56 : 18,370.16 = 11,004.08 : x
  2. Step 2: Convert to fraction form
    12,270.56/18,370.16 = 11,004.08/x
  3. Step 3: Cross multiply
    12,270.56x = 18,370.16 × 11,004.08
  4. Step 4: Simplify right side
    12,270.56x = 202,146,710.25
  5. Step 5: Solve for x
    x = 202,146,710.25/12,270.56
  6. Step 6: Final answer
    x = 16,474.12

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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.