Home / 11,828.19-17,718.03-9,475.44

Finding the Fourth Proportional to 11,828.19, 17,718.03 and 9,475.44

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Solution

The fourth proportional to 11,828.19, 17,718.03 and 9,475.44 is: 14,193.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,828.19 : 17,718.03 = 9,475.44 : x
  2. Step 2: Convert to fraction form
    11,828.19/17,718.03 = 9,475.44/x
  3. Step 3: Cross multiply
    11,828.19x = 17,718.03 × 9,475.44
  4. Step 4: Simplify right side
    11,828.19x = 167,886,130.18
  5. Step 5: Solve for x
    x = 167,886,130.18/11,828.19
  6. Step 6: Final answer
    x = 14,193.73

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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.