Home / 11,889.60-17,830.75-9,544.04

Finding the Fourth Proportional to 11,889.60, 17,830.75 and 9,544.04

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Solution

The fourth proportional to 11,889.60, 17,830.75 and 9,544.04 is: 14,313.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,889.60 : 17,830.75 = 9,544.04 : x
  2. Step 2: Convert to fraction form
    11,889.60/17,830.75 = 9,544.04/x
  3. Step 3: Cross multiply
    11,889.60x = 17,830.75 × 9,544.04
  4. Step 4: Simplify right side
    11,889.60x = 170,177,391.23
  5. Step 5: Solve for x
    x = 170,177,391.23/11,889.60
  6. Step 6: Final answer
    x = 14,313.13

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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.